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user manual - Warehouse Sound Systems

1. f PATENT NO 8 542 849 MIC 48V I MIC 0V WIRELESS MIC MIC 48V d MIC 0V WIRELESS MIC FAULT USB 100 240V F2 50 60 Hz 13 WATIS AM1 and AM2 Common Features The AMI and AM2 may be each be used on their own as a standalone mixer or add more gain shared mics using up to seven 2 Automixers Each of the XLR Mic Inputs offers front panel input Level controls feeding a gain sharing automatic mixer Ihe AMI has four Mic Inputs the AM2 has eight Rear panel 3 position switches for each Mic Input support dynamic mics no phantom power condenser mics 48 V or wireless receiver outputs 12 dBV max A front panel Mic Mix Level control adjusts the vol ume of all automixed mics The Mic Inputs are optimized for automixing speech They have a fixed 80 Hz to 7 kHz bandpass filter 2nd order Butter worth to provide the best voice only automatic mixing using a gain sharing algorithm Signal and Overload indicators monitor every Input Level control and the Output Mix Level Indicators flank each corre sponding Level control The XLR Main Output can be set to Mic or Line level to feed a mic snake or a 20 dBu max balanced input The front panel Output Level control affects the XLR Output and the RAD Port output AM 2 mixers may be cascaded but only one AMI may be used and it must be the final unit in a chain of no more than eight AMs Simply connect Cascade OUT
2. AM1 amp AM2 AUTOMIXERS AM1 Block Diagram MICS AUX 1 PHONES SOURCE AUX 2 PHONES 4 5 dB USB LEVEL TIP 1 4 OUTPUT HEADPHONES AUTO GAIN 3 5mm SHARING TIP MIX N N o N SIG OL MIC LINE MIC MAIN OUTPUT MIX LEVEL V V RAD PORT CHANNEL 1 OUTPUT N ZN 7 o 7 NV N LEVEL SIG OL MIX V RCA RECORD OUTPUT LEVEL d V USB OUTPUT USB OUTPUT MONO 48 kHz 16 BIT Data Sheet 7 AM1 amp AM2 AUTOMIXERS 48V PHANTOM MIC WIRELESS INPUT 1 9 48V PHANTOM MIC WIRELESS 7 INPUT 2 050 9 48V PHANTOM MIC WIRELESS INPUT 3 LEE 48V PHANTOM MES WIRELESS e INPUT A 000 48V X INPUT 6 48V PHANTOM MIC WIRELESS INPUT 7 48V PHANTOM MIC WIRELESS INPUT 8 CASCADE INPUT m Data Sheet 8 N 7 ZTN STATUS AUTO GAIN SHARING MIX ANE AM2 Block Diagram Na MIC LINE SIG OL OUTPUT OUTPUT LEVEL RAD PORT CASCADE OUTPUT MIX OUT CASCADE OUT CN JD T o o o AIN ZIN LIN 1 STATUS AM2 Architectural Specifications The 1U audio device shall provide 8 rear mounted XLR inputs automatically mixed using a gain sharing algorithm Each input shall permit selectable mic mic with 48 volt phantom power or line input level intended for wireless receiver outputs
3. AUX 2 US AUX 1 B MICS OUTPUT oSA AA SIG LEVEL OL LEVEL LOCATE POWER 1 AUTOMIXER SIG LEVEL OL MIXING The Mic Inputs are automatically mixed Use the four gray Mix knobs to adjust the relative volume of the four inputs Mic Mix Aux 1 Aux 2 and USB Audio from the PC The red overload indicators should light only when the loudest source sounds are running at full tilt boogie OUTPUTS All the AMI audio outputs digital and analog contain a mono mix of the automatically mixed Mics and manually mixed Line Inputs from the four gray Mix knobs RECORD OUTPUT The level or volume of the Record Output is not altered by the AMT front panel Output level control This permits consistent recording levels on your favorite recording device while adjust ing the volume in the room PA system MAIN OUTPUT The front panel Output Level control adjusts the level of this output HEADPHONE AND CUEING Plug in headphones and adjust the Phones Level knob to a com fortable volume All headphone audio is mono just like all the other AMI outputs The Source knob allows cueing each mix source indepen dently Ihis allows verification that a source is working properly before bringing it into the mix With the Source set to Output the entire mix is heard Use the four gray Mix knobs to adjust the relative volume of each source Select Mic Mix to hear the automatic mix of all micro phones in the system Sel
4. MIC INPUTS 4 e 5 8 542 849 2 SHIELDED CAT 5e OR BWITER 24 VDC 100 mA CA RANE CORPORATION 2 E FAULT Q USB Sz 550 Locate tam cow USB zzz zzz mu C POWER Q gr j 3 j 3 9 50 60 Hz 13 WATTS RAD PORT USB cable Ethernet CAT 5e Audio cable Additional AM2s up to seven PATENT NO 8 542 849 AM 2 SHIELDED CAT 5e OR BETTER CA SCA e DE mA RANE CORPORATION FAULT USB ue Locate DATA USB POWER 100 240V C 9 50 60 Hz 13 WATTS All additional mics will gain share OUTPUT 6 MIC INPUTS 4 S MIC 5 3 lx MIC 48V MIC 0V WIRELES MIC 48V MIC 0V WIRELES RAD PORT Data Sheet 3 AM1 amp AM2 AUTOMIXERS RANE AM1 and AM2 as RADs with Mongoose or HAL Q Q HALOGEN Mongoose Tracker RADS An entire family of RAD models interface with HAL or Mon goose Systems for digital conversion at the wall Each converts analog audio to and or from 24 bit 48 kHz digital audio Shielded CAT 5e or better cable and termination transport four digital audio channels two channels each direction as well as power ground and a communications channel with status indica tors at each RAD host unit and host software All RADs are both location aware and hot swappable with 500 foot homerun connec
5. 12 dBu 10 load 602 1 23 Hz to 20 5 kHz 0 3 dB 101 dB re 12 dBu 20 kHz BW A weighted 0 dB gain 10 load 0 0196 22 Hz to 20 kHz A weighted 4 dBu 0 dB gain 10 load Dual Mono Unbalanced 14 and 3 5mm TRS 9 dBu 150 load 30 mW into 150 63 to 16 dB 23 Hz to 20 5 kHz 0 3 dB 101 dB re 9 dBu 20Hz to 20 kHz BW A weighted 0 dB Gain 150 O load lt 0 06 22 Hz to 20 kHz A weighted 4 dBu 0 dB gain 150 Q load Mono peak detecting 50 dBFS Green LED Peak Reading 0 5 dBFS Red LED Peak Reading 8P8C RJ 45 Connector The AM2 has a Cascade Output the AMI does not 48 kHz 24 bits fixed point Dual Mono In Out USB B connector 48 kHz 16 bits USB A Connector 5 max 2 500 mA max All Steel Construction 100 to 240 VAC 50 60 Hz 13 W CE FCC cCSAus 10 1 75 H x 19 W x 8 5 D 4 4 cm x 48 3 cm x 21 6 cm 5 lb 4 oz 2 4 kg 45 203 x 193 75 LL 5 cm x 52 m x 55 em 9 Ib 4 1 kg Note 0 dBu 0 775 Vrms Data Sheet 5 AM1 amp AM2 AUTOMIXERS Applications Facilities and rental agencies are called upon to provide either equipment or equipment and operators for meetings or con ferences needing A V support The equipment providers must ensure audio quality throughout the event to get repeat business However the provided equipment may be operated by present ers who have no audio experience If an operator is sent with the equipment to set up and man
6. Sig OL indicators Select Mic Mic with 48V phantom or Line level Select Mic Mic with 48V phantom or Line level e Manually Mix Overall Mic Mix Two Aux Inputs dual RCA amp 3 5 mm independently monoed USB Audio Input 16 bit 48 kHz OUTPUTS all mono OUTPUTS all mono e XLR Main with Mic Line switch Level control amp Sig OL e XLR Main with Mic Line switch Level control amp Sig OL e Dual RCA Record e Rane RAD and Cascade IN RJ 45 Ports e Headphone 1 4 and 3 5 mm Outputs with Level control Cascade In Port connects up to seven Rane AM2 Automixers Source select cues Mics Aux 1 Aux 2 USB Input or Output RAD Port may send Output to Mongoose CobraNet e USB Audio Output 16 bit 48 kHz RAD Port may send Output to HAL DSP control It is possible e USB Charge Port for iPod or other USB powered devices to cascade the AM2 mix into Halogen s Gain Sharing Auto Mixer e Rane RAD and Cascade IN RJ 45 Ports or Room Combine Processor DSP so that all mics connected to Cascade In Port connects up to seven AM2 Automixers HAL may gain share does not work with the AM1 RAD Port sends Output to Rane HAL or Mongoose Systems Data Sheet 1 AM1 amp AM2 AUTOMIXERS SHIELDED CAT 5e OR BETTER 24 VDC 100 mA PATENT NO 8 542 849 AMI CASCADE IN FAULT USB Qe Locare AUDIO uss Ww ma CO OS em 50 60 Hz 13 WATTS a
7. FROM AN AUTHORIZED DEALER WEAR PARTS REQUIRE PROOF OF PURCHASE This limited warranty extends to all purchasers or owners of the product during the warranty period beginning with the original retail purchase Rane Corporation does not however warrant its products against any and all defects 1 arising out of material or workmanship not provided or furnished by Rane or 2 resulting from abnormal use of the product or use in violation of instructions or 3 in products repaired or serviced by other than the Rane Factory or 4 in products with removed or defaced serial numbers or 5 in components or parts or products expressly warranted by another manufacturer Rane agrees to supply all parts and labor to repair or replace defects covered by this limited warranty with parts or products of original or improved design at its option in each respect if the defective product is shipped prior to the end of the warranty period to the Rane Factory in the original packaging or a replacement supplied by Rane with all transportation costs and full insurance paid each way by the purchaser or owner LIMITED WARRANTY OUTSIDE THE U S A RANE PRODUCTS ARE WARRANTED ONLY IN THE COUNTRY WHERE PURCHASED THROUGH THE AUTHORIZED RANE DISTRIBUTOR IN THAT COUNTRY AGAINST DEFECTS IN MATERIAL OR WORKMANSHID THE SPECIFIC PERIOD OF THIS LIMITED WARRANTY SHALL BE THAT WHICH IS DESCRIBED TO THE ORIGINAL RETAIL PURCHASER BY THE AUTHORIZED RANE DEALER OR DISTRIBUT
8. Front panel mic input level controls for each input shall indicate signal and overload and an overall output level control with signal and overload shall be provided When used standalone without cascading addition mics ac commodation for two post level audio outputs shall be provided One on a single XLR male balanced analog output with mic line selector switch and the second via a Rane RAD Port on RJ 45 providing 24 bit 48 KHz PCM digital audio transport to a Rane Mongoose or HAL When cascading additional gain shared mics downstream the front panel output level control only affects the XLR Output A USB data port shall be provided to support firmware updates should they be needed A cascade input RJ 45 shall permit gain sharing mic mix ex pansion in groups of 8 channels from external automixer devices Up to 64 gain shared mics with a maximum of eight 1U devices shall be supported input line audio sources or perform head phone cueing a Rane AMI is supported Universal 100 to 240 volt AC 50 or 60 Hz operation shall be provided on an IEC rear panel plug The unit shall be AM2 Rane Corporation 10802 47th Ave W Mukilteo WA 98275 5000 TEL 425 355 6000 FAX 425 347 7757 WEB rane com Specifications subject to change without notice 9 2015 RANE Sound System Interconnection e Cause amp prevention of ground loops Interfacing balanced amp unbalanced e Proper pin connections and wiring e Chassis
9. Input Choose a device for sound output Name Type Headphones 1 Built in Output Settings for the selected device The selected device has no output controls Output volume m _ Mute M Show volume in menu bar eoo Sound Sound Effects Output _ Input Choose a device for sound input Name Type Built in Microphone Line In Built in Input Internal microphone Rane AMI Settings for the selected device The selected device has no input controls Input level Output volume d M 1 M Show volume in menu bar Windows XP Vista and 7 is either a registered trademark or a trademark of Microsoft Corporation in the United States and or other countries Apple Mac Macintosh iPod iPad iPhone and iTunes are trademarks of Apple Computer Inc registered in the US and or other countries ORane Corporation Manual 8 10802 47th Ave W Mukilteo WA 98275 5000 TEL 425 355 6000 FAX 425 347 7757 WEB rane com 112067 nee INPUTS L OL SiG LEVEL OL SG LEVEL OL 56 MIC INPUTS 5 SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SiG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL AM1 Features AM2 Features INPUTS INPUTS e Gain Sharing Automatic Mic Mixing e Gain Sharing Automatic Mic Mixing 4XLR Inputs with Level controls amp Sig OL indicators 8 XLR Inputs with Level controls amp
10. Output Maximum Output Mic Line Output Impedance Mic Line Output Gain Range Dynamic Range Line AMI Frequency Response 2 Frequency Response AMI THD N AM2 THD N AM1 Record Output Maximum Output Output Impedance Frequency Response Dynamic Range THD N AM1 Headphone Output Maximum Output Maximum Output Power Output Gain Range Frequency Response Dynamic Range THD N LED Meters Signal Overload RAD Cascade In Out Sample Rate and Resolution AM1 USB Digital Audio Sample Rate and Resolution USB Charge Only Port Output Voltage and Current Unit Universal Line Voltage Conformity U S Patent No 8 542 849 Size Weight Shipping Size Shipping Weight Mono Balanced Mic Line Selectable 48V per IEC 60268 15 Selectable in Mic mode 18 dBV 6 dBV 12 dBV Dynamic Condenser Wireless 2 01k 1 80 to 34 dB 80 to 26 dB 80 Hz to 7 kHz 2nd order Butterworth 0 3 dB 20 dBFS Extended vocal range Dual Mono Unbalanced RCA 3 5 mm TRS 8 dBu 18 8 kO 1 80 to 12 dB 20 Hz to 20 kHz 0 0 25 dB Mono Balanced XLR 20 20 dBu 10 load 51 300 Q 1 80 to 0 dB 101 dB re 20 dBu 20 kHz BW A weighted 0 dB gain 10 load 23 Hz to 20 5 kHz 0 3 dB 80 Hz to 7 kHz 0 3 dB 20 dBFS 0 0196 22 Hz to 20 kHz A weighted 4 dBu 0 dB gain 10 load 0 0296 100 Hz to 7 kHz A weighted 4 dBu 0 dB gain 10 load Dual Mono Unbalanced RCA
11. RED 1 CONDUCTOR SHIELDED CABLE RED T RED S SHIELD WE Heop __6 a 5 S SHIELD 20 1 CONDUCTOR SHIELDED CABLE RED T RED S SHIELD MESA SHIELD C S H S SHIELD 1 SHIELD 2 RED 3 BLACK From Output To Input T RED R BLACK S SHIELD 2 CONDUCTOR SHIELDED CABLE 2 CONDUCTOR SHIELDED CABLE CROSS COUPLED OUTPUT ONLY CONNECT BLACK TO SHIELD AT THIS END AND SET GROUND LIFT SWITCH TO GROUNDED IF PRESENT ORane Corporation 10802 47th Ave W Mukilteo WA 98275 5000 USA TEL 425 355 6000 FAX 425 347 7757 WEB www rane com Interconnection 8 DOC 102907 N WARRANTY FACTORY AUTHORIZED SERVICE Your unit may someday need to be serviced by the Rane Factory if you live in the USA International customers should contact your dealer or distributor for service You must call the Rane factory before shipping Please do not return your unit to Rane without prior authorization Rane Corporation To obtain service or a Return Authorization in the USA please phone 425 355 6000 or Fax 425 347 7757 LIMITED DOMESTIC WARRANTY RANE CORPORATION WARRANTS ALL RANE PRODUCTS EXCEPT THOSE ITEMS CLASSIFIED AS WEAR PARTS AND LISTED ON THE MANUAL 1 PAGE OF EACH OPERATORS MANUAL PURCHASED IN THE U S AGAINST DEFECTS IN MATERIAL OR WORKMANSHIP FOR A PERIOD OF TWO 2 YEARS WEAR PARTS ARE LIMITED TO A PERIOD OF NINETY 90 DAYS FROM THE INITIAL DATE OF RETAIL PURCHASE
12. Ralph Morrison Noise and Other Interfering Signals Wiley New York 1992 6 Henry W Ott Noise Reduction Techniques in Electronic Systems 2nd Edition Wiley New York 1988 7 Cal Perkins Measurement Techniques for Debugging Electronic Systems and Their Instrumentation The Pro ceedings of the 11th International AES Conference Audio Test amp Measurement Portland OR May 1992 pp 82 92 Audio Engineering Society New York 1992 8 Macatee RaneNote Grounding and Shielding Audio Devices Rane Corporation 1994 9 Philip Giddings Grounding and Shielding for Sound and Video S amp VC Sept 20th 1995 10 AES48 2005 AES standard on interconnections Grounding and EMC practices Shields of connectors in audio equipment containing active circuitry Audio Engineering Society New York 2005 Band Aid is a registered trademark of Johnson amp Johnson Interconnection 5 From Output To Input TRS TIP RING SLEEVE SLEEVE IN UNIT NC inecrons B C En CE cii CONNECTORS MALE BALANCED OR 3 5mm UNBALANCED RCA BALANCED BALANCED XLR TRS TIP RING SLEEVE UNBALANCED EUROBLOCK TS TIP SLEEVE T to FEMALE BALANCED XLR 1 2 3 4 5 NOT A TRANSFORMER SHIELD NC NOR A CROSS COUPLED i OUTPUT STAGE to FEMALE BALANCED XLR 1 2 5 6 NM EITHER A TRANSFORMER GNC OR CROSS COUPLED OUTPUT STAGE arj j to 14 BALANCED TRS 7 8 1 To NOT A TRANS
13. are defined below AUDIO TX LED lights when the AM1 s audio is successfully transmitted to and received by the AM2 If this is off check the cable AUDIO RX LED lights when the connected AM2 successfully sends audio which also proves this twist in the cable is correct COMM LED lights green when the AM2 s Cascade Out is properly communicating with the AMI and proves that the twisted pair for Comm in the cable is good If this indicator is off the cable is not a happy camper POWER LED is always on when the AMI is powered If the AMI is powered and this is off make sure the power twisted pair in the connected cable is not shorted Manual 6 MAIN OUTPUT RECORD o AUX 1 INPUTS FT CLASS 2 WIRING MIC INPUTS 2 S S MIC 48V WIRELESS MIC 0V MIC 48V MIC 0V MIC 48V WIRELES WIRELES MIC OV MIC 48V MIC 0V WIRELES H P H P RAD PORT The RAD Port contains a Rane specific digital audio transport protocol allowing audio delivery to either a Rane HAL EXP or Mongoose RAD port each sold separately The audio exiting the RAD Port contains the main mix and is attenuated by the 1 front panel Output Level control This port can only be used to connect to a Rane Mongoose or HAL For inquisitive technophiles RAD Port audio is 24 bit 48 kHz fixed point RAD PORT Status indicators are defined below AUDIO TX LED ligh
14. damages can be provided In other words don t modify cables or try your own version of grounding unless you really understand exactly what type of output and input you have to connect Interconnection 1 Ground Loops Almost all cases of noise can be traced directly to ground loops grounding or lack thereof It is important to understand the mechanism that causes grounding noise in order to effectively eliminate it Each compo nent of a sound system produces its own ground in ternally This ground is usually called the audio signal ground Connecting devices together with the inter connecting cables can tie the signal grounds of the two units together in one place through the conductors in the cable Ground loops occur when the grounds of the two units are also tied together in another place via the third wire in the line cord by tying the metal chas sis together through the rack rails etc These situations create a circuit through which current may flow in a closed loop from one unit s ground out to a second unit and back to the first It is not simply the presence of this current that creates the hum it is when this current flows through a unit s audio signal ground that creates the hum In fact even without a ground loop a little noise current always flows through every inter connecting cable i e it is impossible to eliminate these currents entirely The mere presence of this ground loop current is no cause for alarm i
15. exits from the apparatus 11 Only use attachments and accessories specified by Rane 12 Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over 13 Unplug this apparatus during lightning storms or when unused for long periods of time 14 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped 15 The plug on the power cord is the AC mains disconnect device and must remain readily operable To completely disconnect this apparatus from the AC mains disconnect the power supply cord plug from the AC receptacle 16 This apparatus shall be connected to a mains socket outlet with a protective earthing connection 17 When permanently connected an all pole mains switch with a contact separation of at least 3 mm in each pole shall be incorporated in the electrical installation of the building 18 If rackmounting provide adequate ventilation Equipment may be located above or below this apparatus but some equipment like large power amplifiers may cause an unacceptable amount of hum or may generate too much heat a
16. mix into Halogen s Gain Sharing Auto Mixer or Room Combine Processor You must use the AM2 mixer for cascading with these DSP blocks 2 use with HAL The AM2 mixer digitally cascades into Halogen s Gain Sharing Auto Mixer or Room Combine Processor This means the gain sharing algorithm automatically treats AM2 microphones and any other microphone wired into these DSP blocks as being part of the same gain share This provides superior gain before feedback since all mics in the room regardless of where and how they are plugged in to the audio system all work as one This maintains your feedback stability margin To maintain PAG amp like you never have before connect the AM25 Cascade Out jack with a shielded CAT 5e or better cable into any HALs RAD port In Halogen software in the Pro cessing Workspace drag the AM2 onto the Cascade In on either a Gain Sharing Auto Mixer or a Room Combine Processor You can cascade as many AM2 mixers into these two DSP blocks as you have RAD Ports available With a maximum of 36 total RAD ports in a HALI full with EXP 1s and a maximum of 8 AM2s cascaded externally over two thousand possible channels are possible RANE AM1 amp AM2 AUTOMIXERS Features and Specifications XLR Inputs Phantom Power Maximum Input Input Impedance Input Gain Range Mic Wireless Frequency Response Aux Inputs 1 2 Maximum Input Input Impedance Gain Range Frequency Response Main
17. the Force be with you 3 Balanced units with outboard power supplies wall warts or bumps in the line cord do not ground the chassis through the line cord Make sure such units are solidly grounded by tying the chassis to an earth ground using a star washer for a reliable contact Rane always provides this chassis point as an exter nal screw with a toothed washer Any device with a 3 prong AC plug such as an amplifier may serve as an earth ground point Rack rails may or may not serve this purpose depending on screw locations and paint jobs Floating Pseudo and Quasi Balancing During inspection you may run across a output called floating unbalanced sometimes also called psue do balanced or quasi balanced In this configuration the sleeve of the output stage is not connected inside the unit and the ring is connected usually through a small resistor to the audio signal ground This allows the tip and ring to appear as an equal impedance not quite balanced output stage even though the out put circuitry is unbalanced Floating unbalanced often works to drive either a balanced or unbalanced input depending if a TS or TRS standard cable is plugged into it When it hums a special cable is required See drawings 11 and 12 and do not make the cross coupled modification of tying the ring and sleeve together Winning the Wiring Wars Use balanced connections whenever possible with the shield bonded to the metal ch
18. the main mix of all mics Aux 1 Aux 2 and USB Audio input signals The front panel Output Level control adjusts the level exiting this jack MIC LINE Output switch changes this Main XLR Output to mic level for feeding the output mix to a mic input device or line level for feeding line level input devices RECORD Output RCA jacks contain the same audio mix as the Main Output The signal is not affected by the Output Level control 9 USB CHARGE ONLY port powers and charges many USB devices such as iPods AUX INPUT 2 stereo 3 5 mm jack is internally monoed immediately and useful for connecting MP3 players of all kinds 17 AUX INPUT 1 dual RCA jacks are internally monoed immediately and enjoy being fed audio from CD DVD 8 Track tape players reel to reel machines docking stations or iPhone iPod or iPad headphone jacks 2 MIC INPUTS 1 thru 4 accept dynamic or condenser microphones or the output of a wireless microphone receiver These inputs are optimized for speech and have a fixed 80 Hz low cut and 7 kHz high cut filter Both filters are 2nd order Butterworth filters 3 3 position switches support MIC 48V phantom power Mic position for condenser mics MIC OV Mic position for dynamic mics WIRELESS MIC position intended for wireless mic receiver outputs Manual 3 CONNECTION Connect the AC power cord ast to avoid loudspeakers hurting your sensitive ears MIC INPUTS The four mic jacks are balanced XLR inputs Unbal
19. to interconnect equipment though this assumes the interconnected equipment is internally grounded properly Since most equipment is not internally grounded properly connecting both ends of the shield is not often practiced since doing so usu ally creates noisy interconnections common solution to these noisy hum and buzz problems involves disconnecting one end of the shield even though one can not buy off the shelf cables with the shield disconnected at one end The best end to dis connect is the receiving end If one end of the shield is disconnected the noisy hum current stops flowing and away goes the hum but only at low frequencies A ground sending end only shield connection minimizes the possibility of high frequency radio interference since it prevents the shield from acting as an antenna to the next input Many reduce this potential RF inter ference by providing an RF path through a small ca pacitor 0 1 or 0 01 microfarad ceramic disc connected from the lifted end of the shield to the chassis This is referred to as the hybrid shield termination where the sending end is bonded to the chassis and the receiving end is capacitively coupled See Neutrik s EMC XLR for example The fact that many modern day install ers still follow this one end only rule with consistent success indicates this and other acceptable solutions to FEMALE GHE Interconnection 4 BLACK 2 CONDUCTOR SHIELDED CABLE SHIELD Fig
20. AM AUTOMIXER AM 1 AUTOMIXER LOCATE POWER SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL ES ES gt iu ES S n MIC MIX SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL MIC INPUTS CONTENTS in order of appearance Important Safety Instructions AM1 Manual AM1 amp AM2 Data Sheet Sound System Interconnection Rane Professional Installation Audio Products Warranty Declaration of Conformity SIG LEVEL OL SIG LEVEL OL 22268 IMPORTANT SAFETY INSTRUCTIONS Read these instructions Keep these instructions Heed all warnings Follow all instructions Do not use this apparatus near water Clean only with a dry cloth Do not block any ventilation openings Install in accordance with manufacturer instructions Do not install near any heat sources such as radiators registers stoves or other apparatus including amplifiers that produce heat ud ND Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or third prong is provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet 10 Protect the power cord and plug from being walked on or pinched particularly at plugs convenience receptacles and the point where it
21. ELDED CABLE 2 CONDUCTOR SHIELDED CABLE CROSS COUPLED OUTPUT ONLY CONNECT PIN 1 TO PIN 3 AT THIS END AND SET GROUND LIFT SWITCH TO GROUNDED IF PRESENT BLACK E SHIELD CROSS COUPLED OUTPUT ONLY CONNECT PIN 1 TO PIN 3 AT THIS END AND SET GROUND LIFT SWITCH TO GROUNDED IF PRESENT 2 CONDUCTOR SHIELDED CABLE 1 CONDUCTOR SHIELDED CABLE CROSS COUPLED OUTPUT ONLY CONNECT RING TO SLEEVE AT THIS END AND SET GROUND LIFT SWITCH TO GROUNDED IF PRESENT I OUTPUT ONLY CONNECT RING TO SLEEVE AT THIS END AND SET GROUND LIFT SWITCH TO GROUNDED IF PRESENT 1 NC 2 RED 3 BLACK T RED R BLACK S NC T RED S SHIELD T RED S SHIELD T RED S BLACK T RED S BLACK 1 NC 2 RED 3 BLACK T RED R BLACK S NC T RED S BLACK T RED S SHIELD T RED S BLACK T RED S BLACK To Input Interconnection 7 m E Y 1 SHIELD 13 2 CONDUCTOR SHIELDED CABLE 2 2 RED S BLACK ge at J SHIELD X c r 3 BLACK T RED R BLACK S SHIELD _ 15 CIES f reonouconsnereocane EE ET RED 16 1 CONDUCTOR SHIELDED CABLE T RED A S SHIELD ns 0 Arie H S SHIELD 1 SHIELD 2 CONDUCTOR SHIELDED CABLE 2 RED S BLACK SHIELD A 3 BLACK RED RED T RED 18 2 CONDUCTOR SHIELDED CABLE BLACK R BLACK D EA gt 19
22. FORMER SHIELD ONLY NOR A CROSS COUPLED TO EUROBLOCK OUTPUT STAGE tot 4 BALANCED TRS 7 8 1 1 1 2 i EITHER A TRANSFORMER Sd NE OR A CROSS COUPLED OUTPUT STAGE to 21 22 11 12 4 FLOATING UNBALANCED a J 4 OR 3 5 mm UNBALANCED TS TIP SLEEVE 13 14 15 16 23 UNBALANCED RCA TIP SLEEVE 17 18 19 20 23 BALANCED EUROBLOCK Figure 4 Interconnect chart for locating correct cable assemblies on the following pages T oT SHIELD ONLY TO XLR PIN 1 T tor SHIELD ONLY TO TRS SLEEVE 24 24 Note A This configuration uses an off the shelf cable Note B This configuration causes a 6 dB signal loss Compensate by turning the system up 6 dB Interconnection 6 Tto GROUND to GROUND From Output 11 12 1 SHIELD 2 RED 3 BLACK 1 SHIELD 2 RED 3 BLACK 1 SHIELD 2 RED 3 NC 1 SHIELD 2 RED 3 NC 1 SHIELD 2 RED 3 BLACK 1 SHIELD 2 RED 3 BLACK T RED R BLACK S SHIELD T RED R BLACK S SHIELD T RED R NC S SHIELD T RED R NC S SHIELD T RED R BLACK S SHIELD T RED R BLACK S SHIELD FEMALE RED FEMALE RED FEMALE RED FEMALE CD mt FEMALE a FEMALE D RED BLACK AJ SHIELD BLACK SHIELD 2 CONDUCTOR SHIELDED CABLE BLACK SHIELD 2 CONDUCTOR SHIELDED CABLE 1 CONDUCTOR SHIELDED CABLE 1 CONDUCTOR SHI
23. L CHASSIS CHASSIS GROUND GROUND GROUND GROUND Figure 1b Recommmended practice Not using signal ground is the most radical depar ture from common pro audio practice Not that there is any argument about its validity There isn t This is the right way to do it So why doesn t audio equipment come wired this way Well some does and since 1993 more of it does That s when Rane started manufac turing some of its products with balanced inputs and outputs tying pin 1 to chassis So why doesn t everyone do it this way Because life is messy some things are hard to change and there will always be equipment in use that was made before proper grounding practices were in effect Unbalanced equipment is another problem it is everwhere easily available and inexpensive All those RCA and TS connectors found on consumer equip ment effect loops and insert points on consoles signal processing boxes semi pro digital and analog tape recorders computer cards mixing consoles et cetera The next several pages give tips on how to suc cessfully address hooking up unbalanced equipment Unbalanced equipment when blindly connected with fully balanced units starts a pattern of hum and unde sirable operation requiring extra measures to correct the situation The Next Best Right Way To Do It The quickest quietest and most foolproof method to connect balanced and unbalanced is to transformer isolate all unbalanced connections See F
24. LEVEL control adjusts the level of the mix exiting the XLR output and the RAD Port output The Record Output level is not affected by this control 6 PHONES SOURCE cue switch selects which audio is heard in the headphone outputs the mix of all Mics the Aux 1 input the Aux 2 input the USB audio input or the Main Output This allows listening in headphones to any single input before turning each up in the mix using the MIX controls or listening to the main mix before turning it up in the PA for the world to hear D PHONES LEVEL control adjusts the volume of both the 3 5 mm and 14 headphone jacks PHONES include both 3 5 mm and headphone jacks for either size headphone plug 9 LOCATE indicator helps system installers identify a specific AMI Automixer when using Rane s Mongoose Tracker or Halogen software POWER indicator lights whenever adequate power is applied to the unit Manual 2 REAR PANEL DESCRIPTION D 9 12 8 542 849 1 SHIELDED CAT 5e OR BETTER 24 VDC 100 mA MAIN OUTPUT RECORD 3 MIC INPUTS 2 RANE CORPORATION sh OL z X FAULT USB AUDIO TX 5555 32 32 32 550 Locate AUDIO RX 5 tu tcu O Be ez gee eee gee gee J 80 ale TOTO comm zzz zzz zzz sm Omm rm CID M oD C amp 2 CLASS 2 WIRING 100 240V 50 60 Hz 113 WA
25. NSEQUENTIAL DAMAGES SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU ANY AND ALL WARRANTIES EXPRESS OR IMPLIED ARISING BY LAW COURSE OF DEALING COURSE OF PERFORMANCE USAGE OF TRADE OR OTHERWISE INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED TO A PERIOD OF TWO 2 YEARS FROM EITHER THE DATE OF ORIGINAL RETAIL PURCHASE OR IN THE EVENT NO PROOF OF PURCHASE DATE IS AVAILABLE THE DATE OF MANUFACTURE SOME STATES OR COUNTRIES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOVE LIMITATIONS MAY NOT APPLY TO YOU THIS LIMITED WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE COUNTRY TO COUNTRY Warranty 1 WARRANTY PROCEDURE Valid in USA only NOTICE You must complete and return the warranty card or register your product online to extend the Warranty from 2 years to 3 years TO VALIDATE YOUR EXTENDED WARRANTY Use the postcard that came in the box with your unit go to www rane com and click on New Product Registration Fill out the warranty completely being sure to include the model and serial number of the unit since this is how warranties are tracked If your Rane product was purchased in the U S A mail the completed card or register online with to Rane Corporation within 10 days from the date of purchase If you purchased the product outside the U S A you must file your warranty registra
26. OR AT THE TIME OF PURCHASE Rane Corporation does not however warrant its products against any and all defects 1 arising out of materials or workmanship not provided or furnished by Rane or 2 resulting from abnormal use of the product or use in violation of instructions or 3 in products repaired or serviced by other than authorized Rane repair facilities or 4 in products with removed or defaced serial numbers or 5 in components or parts or products expressly warranted by another manufacturer Rane agrees through the applicable authorized distributor to repair or replace defects covered by this limited warranty with parts or products of original or improved design at its option in each respect if the defective product is shipped prior to the end of the warranty period to the designated authorized Rane warranty repair facility in the country where purchased or to the Rane factory in the U S in the original packaging or a replacement supplied by Rane with all transportation costs and full insurance paid each way by the purchaser or owner ALL REMEDIES AND THE MEASURE OF DAMAGES ARE LIMITED TO THE ABOVE SERVICES IT IS POSSIBLE THAT ECONOMIC LOSS OR INJURY TO PERSON OR PROPERTY MAY RESULT FROM THE FAILURE OF THE PRODUCT HOWEVER EVEN IF RANE HAS BEEN ADVISED OF THIS POSSIBILITY THIS LIMITED WARRANTY DOES NOT COVER ANY SUCH CONSEQUENTIAL OR INCIDENTAL DAMAGES SOME STATES OR COUNTRIES DO NOT ALLOW THE LIMITATIONS OR EXCLUSION OF INCIDENTAL OR CO
27. ORT AM2 Automixer 9 PATENT NO 8 542 849 XXE EE a nes RANE CORPORATION 1 0 06 66 66 6 FAULT US GR g 5 2 Automixer up to seven E AM2 C DEAT ES OSE m p 1 e X s T e DATA T os ud e usB 5 we Mao E 2wi e POWER 9 50 60 Hz 13 WATTS 9 8 542 849 OPERATION MIC INPUTS MIX ES ES E MIC MIX AUX 1 um y Qu 0 C2 6 e SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL MIC INPUTS The rear panel three position switch sets the appropriate gain for condenser dynamic and wireless microphones as well as select ing phantom power for condenser microphones The Mic Inputs are automatically mixed using a gain sharing algorithm Set the inputs using the black knobs so they do not or rarely clip Then sit back and relax If you ve already set up the inputs and someone starts talking louder closer than you expected feel free to turn them down a little The green Signal indicators should easily light for soft talk ers even at relatively low Level settings The Overload indicator should light only occasionally for only the loudest talkers Ihe gray Mic Mix knob adjusts the level of the automatic mix of all Mic Inputs Use it to change the mix of all th
28. Output is a mono balanced XLR jack Connect the Main Output XLR using mic cable to your amplifier or powered loudspeaker and select the LINE position on the adjacent switch If the Main Output feeds a microphone snake or mic input select the MIC switch position USB AUDIO PORT Connect a USB cable from this port to the computer s USB port Once the operating system recognizes the AMI as a stereo input and output sound card the rear panel USB indicator lights The AMI can simultaneously playback and record via com puter using this USB audio port Manual 4 RAD PORT If your audio system delivers the Main Output audio mix using Rane s digital audio transport technology exiting the RAD Port connect a shielded Ethernet patch cable to the RAD Port When the Rane Mongoose or HAL at the other end of this connection recognizes the AMI s RAD Port audio nirvana is achieved and all four adjacent RAD Port Status indicators illuminate CASCADE IN Connect a shielded Ethernet patch cable from the CASCADE IN port to a Rane AM2 s CASCADE OUT port to add more mics to the mic mix of an AMI All four CASCADE IN Status Indicators illuminate when the two devices recognize each other Connect up to seven AM2 Automixers to add up to 56 more mics Be certain to connect CASCADE OUT to CAS CADE IN throughout otherwise nirvana won t be achieved Note Only one AMI Automixer is permitted in a cascaded system When cascading mixers t
29. TTS D w D AC Power IEC input accepts electrons to power up the AMI Though it is first in this list it s best to connect it last 2 FAULT indicator lights when something goes awry LOCATE indicator flashes when toggled from the Mongoose Tracker or Halogen software When using multiple AMI devices in a Rane Mongoose or HAL system this uniquely identifies a specific AMI USB indicator lights when a Windows or Apple operating system recognizes the AMI as a stereo I O sound card POWER indicator glows when flowing electrons pass in and out of the AC Power IEC input 3 USB AUDIO connector allows simultaneous 16 bit 48 kHz playback and recording via a computer The AMI registers as a standard sound card with either Windows or Apple operating systems 4 CASCADE IN port permits adding up to 56 more microphones to the AMI s 4 mic inputs using up to 7 AM2 automixers sold separately Use shielded Ethernet CAT 5e cable connected from the AM2 s Cascade Out 5 RAD PORT connects to either a Rane HAL or Mongoose Remote Audio Device port to transport the single channel Main Mix of the AMI to Rane s expandable DSP or to a CobraNet network respectively 6 CASCADE IN amp RAD PORT status indicators prove that proper cable termination and device configuring has occurred when all four indicators illuminate If any of these are off or flashing a configuration or wiring error is the culprit 7 MAIN OUTPUT XLR connector contains
30. age the system during the presen tation that operator may have little audio experience Pitfalls abound when interconnecting the system and managing multi microphone gain before feedback mixing and volume Handling iPod and laptop playback and or recording adds even more complexity Enter the Rane AM Automixer The AM1 makes it easy for an inexperienced operator to quickly set up and manage audio for a multimedia presentation involving up to four participants with microphones wired or wireless and several program audio sources e g DVD Laptop MP3 player The AM2 easily handles an eight person discussion panel or board meeting Additional AM2 mixers easily handle more mics when needed all gain sharing making operation simple The AMI provides line audio sources manually mixed since there is no acoustic feedback potential Ihe AMI s flexible line input combination of RCA 3 5 mm and separate USB Charge and Audio I O ports makes integration and cabling easy And since the USB Audio port can simultaneously playback audio and record the 1 output the same laptop can be a source and a recording device to document AV meetings presentations train ings and family karaoke nights for AV contractor employees The AM Automixer offers a professional integrated solution that provides superior automatic gain before feedback while eliminating operator error with simple controls The microphone gain sharing algorithm automatically and approp
31. anced mics or wiring can also be used with their inherent lower quality and higher potential for hum and noise Standard microphone cable with a two conductor twisted pair plus a shield is best Rane follows the AES recommended practice of pin 2 positive hot pin 3 negative and pin 1 to shield If your microphone is unbal anced only two conductors see the Sound System Interconnec tion RaneNote elsewhere in this manual or on Rane s website for the proper cable to use Or better yet get a balanced mic For condenser microphones which require phantom power use the MIC 48V switch position Dynamic mics use the cen ter MIC 0V position When connecting a wireless microphone receiver use the WIRELESS MIC position AUX INPUTS The two Aux inputs accept line level audio for connection to CD DVD players and portable MP3 players utilizing the USB Charge Only port or its external charger While the physical 14 and 3 5 mm jacks are both stereo the internal audio on both Aux inputs is immediately monoed since the AMI Mix is mono USB CHARGE ONLY PORT The USB Charge Only port supplies 5 volts DC at up to 500 mA to charge iPods and many other USB powered devices The 3 5 mm Aux 2 input is optimized to accept audio from devices plugged in to the USB Charge Only port RECORD OUTPUT The RCA line level outputs are unbalanced Both RCA jacks contain the same mono mix of the Mic Aux and USB Audio inputs MAIN OUTPUT The Main
32. as disposer pr s d une source de chaleur c d tout appareil produisant de la chaleur sans exception KR N Ne pas modifier le cordon d alimentation Un cordon polaris poss de 2 lames l une plus large que l autre Un cordon avec tresse de masse poss de 2 lames plus une 3 pour la terre La lame large ou la tresse de masse assurent votre s curit Si le cordon fourni ne correspond pas votre prise contactez votre lectricien 10 Faites en sorte que le cordon ne soit pas pi tin ni au niveau du fil ni au niveau de ses broches ni au niveau des connecteurs de vos appareils 11 N utilisez que des accessoires recommand s par Rane 12 N utilisez que les l ments de transport stands pieds ou tables sp cifi s par le fabricant ou vendu avec l appareil Quand vous utlisez une valise de transport prenez soin de vous d placer avec cet quipement avec prudence afin d viter tout risque de blessure 13 D branchez cet appareil pendant un orage ou si vous ne l utilisez pas pendant un certain temps 14 Adressez vous du personnel qualifi pour tout service apr s vente Celui ci est n cessaire dans n importe quel cas o l appareil est abim si le cordon ou les fiches sont endommag s si du liquide a t renvers ou si des objets sont tomb s sur l appareil si celui ci a t expos la pluie ou l humidit s il ne fonctionne pas correctement ou est tomb 15 La fiche du cordon d alimen
33. assis at both ends Transformer isolate all unbalanced connections from balanced connections Use special cable assemblies when unbalanced lines cannot be transformer isolated unbalanced cable must be kept under 10 feet 3 m in length Lengths longer than this will ampli fy all the nasty side effects of unbalanced circuitry s ground loops Summary If you are unable to do things correctly i e use fully balanced wiring with shields tied to the chassis at both ends or transformer isolate all unbalanced signals from balanced signals then there is no guarantee that a hum free interconnect can be achieved nor is there a definite scheme that will assure noise free operation in all configurations References 1 Neil A Muncy Noise Susceptibility in Analog and Digi tal Signal Processing Systems presented at the 97th AES Convention of Audio Engineering Society in San Fran cisco CA Nov 1994 2 Grounding Shielding and Interconnections in Analog amp Digital Signal Processing Systems Understanding the Basics Workshops designed and presented by Neil Muncy and Cal Perkins at the 97th AES Convention of Audio Engineering Society in San Francisco CA Nov 1994 3 The entire June 1995 AES Journal Vol 43 No 6 available 6 members 11 nonmembers from the Audio Engineer ing Society 60 E 42nd St New York NY 10165 2520 4 Phillip Giddings Audio System Design and Installation SAMS Indiana 1990 5
34. ation 10802 47th Avenue West Mukilteo WA 98275 5000 USA This equipment has been tested and found to be in compliance with all applicable standards and regulations applying to the EU s Low Voltage LV directive 2006 95 EC and Electromagnetic Compatibility EMC directive 2004 108 EC In order for the customer to maintain compliance with this regulation high quality shielded cable must be used for interconnection to other equipment Modification of the equipment other than that expressly outlined by the manufacturer is not allowed under this directive Ihe user of this equipment shall accept full responsibility for compliance with the LV directive and EMC directive in the event that the equipment is modified without written consent of the manufacturer Ihis declaration of conformity is issued under the sole responsibility of Rane Corporation Type of Equipment Professional Audio Signal Processing Brand Rane Model Am Immunity Results THD N 4 dBu 400 Hz BW 20 Hz 20 kHz Test Description Measurement Conditions RF Electromagnetic Fields Immunity 80 MHz 1000 MHz 1 kHz AM 8096 depth 3V m 50 dB Conducted RF Disturbances Immunity 150 kHz 80 MHz 1 kHz AM 8096 depth 3V rms 50 dB 150 kHz 4 MHz lt 45 dB 4 MHz 13 5 MHz lt 41 dB 13 5 MHz 16 4 MHz lt 44 dB 16 4 MHz 36 79 MHz lt 50 dB 36 79 MHz 80 MHz Magnetic Fields Immunity 50 Hz 10 kHz 3 0 0 3 A m 70 dB Common Mode Immunity Signal Port
35. can be included in a cascaded system of AMIs and AM2s And only the AM2 can be cascaded into Halogen s Gain Sharing Auto Mixer and Room Combine Processor DSP blocks Now you can tweet that your AMI is working fine Manual 1 FRONT PANEL DESCRIPTION C2 MIC INPUTS MIX PHONES C2 8 1 2 3 4 MIC MIX AUX 1 AUX 2 PE a ARR ste 26 20 2999 2 23 9 9 2e 2999 id e e e e e e e e e e e 0710 0 OO O 3 SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LOCATE POWER V Wo y D 2 D OVW 1 MIC INPUT LEVEL controls adjust the mic input gain The green Signal indicators inform of audio presence Overload indicators warn of excessive signal levels 2 MIC MIX LEVEL control adjusts the volume of all mixed microhones including all upstream microphones when cascading additional mics from a Rane AM2 sold separately Signal and Overload indicators inform and warn 3 AUX 1 amp AUX 2 MIX LEVEL controls alter the mix volume of the Aux 1 and Aux 2 inputs respectively Corresponding Signal and Overload indicators flank each 4 USB MIX LEVEL control adjusts the mix volume of the USB audio received from a computer connected to the rear panel USB Audio jack Signal and Overload colors are reminiscent of holiday lights 5 Main OUTPUT
36. d and therefore im mune to ground loop hums and buzzes Ground lifts are simply another Band Aid to try in case of ground ing problems It is true that an entire system of prop erly grounded equipment without ground lift switches is guaranteed yes guaranteed to be hum free The problem is most equipment is not both internally and externally AC system wise grounded properly Most units with ground lifts are shipped so the unit is grounded meaning the chassis is connected to audio signal ground This should be the best and is the safest position for a ground lift switch If after hooking up your system it exhibits excessive hum or GROUND CLIP buzzing there is an incompatibility somewhere in the system s grounding configuration In addition to these special cable assemblies that may help here are some more things to try 1 Try combinations of lifting grounds on units sup plied with lift switches or links It is wise to do this with the power off 2 If you have an entirely balanced system verify all chassis are tied to a good earth ground for safety s sake and hum protection Completely unbalanced systems never earth ground anything except cable TV often a ground loop source If you have a mixed balanced and unbalanced system do yourself a favor and use isolation transformers or if you can t do that try the special cable assemblies described here and expect it to take many hours to get things quiet May
37. e Mics relative to the Aux 1 Aux 2 and USB Audio Line Inputs Even when multiple Rane AM2 Automixers are cascaded into an AMI providing additional microphones the Mic Mix knob on the AMI still adjusts the overall mix of all microphones up to 60 mics when using seven AM2s The Overload indicator adjacent to the Mic Mix knob indicates that the mix of all mics is getting too loud for the internal circuitry It can light occasionally but only during the loudest talking Since these Mic Inputs and their underlying gain sharing au tomix algorithm are designed and optimized for speech signals do not use these Inputs with non speech audio signals such as musical instruments or CD DVD AUX INPUTS The 3 5 mm Aux 2 input jack is optimized for use with devices connected to the adjacent USB Charge Only port For other audio sources use the Aux 1 RCA jacks Since the AMI mix is mono audio at these two stereo inputs is monoed upon entering the AMI Adjust the front panel Aux Level controls for Aux 1 and Aux 2 to set the relative mix of these sources Ihe Overload indicators light when the incoming audio is getting too loud Only the very loudest audio sources should occasionally light the Overload indicator If you re using an iPod or other aux line source that allows output volume adjustments turn the volume up as far as possible without lighting the Overload indicator too often AUX 2 OUTPUT SIG LEVEL OL PHONES amp
38. ect Aux 1 Aux 2 or USB to hear each of these inputs individually Use only one of the headphone jacks at a time Manual 5 8 542 849 SHIELDED 5e OR BETTER 24 VDC 100 mA CA CASCADE FAULT T e A J USB Co x CEB 100 240V 50 60 Hz 13 WATTS AUDIO TX AUDIO RX comm eo POWER rm RAD nt CASCADE IN PORT The Cascade Input allows more mics to be added to the gain sharing mic mix algorithm of the AMI s four Mic Inputs When a shielded Ethernet patch cable fed from an AM2 is connected here all cascaded AM2 microphones are automatically added to the automatic Mic Mix of the AMI US Patent Pending Cascade audio is 24 bit 48 kHz fixed point for the curious audio nerd To add more microphones to your system use a Ethernet patch cable to connect an AM2 CASCADE OUT port to the AMI CASCADE IN port Doing so allows all 12 mixed micro phones eight AM2 four AMI to be heard at the AM1 s Main Record USB Audio and RAD Port Outputs When all four Cascade Status indicators light this means the cable is wired properly If any of the Status indicators are flashing the cable is not wired properly or damaged In this case perhaps an Ethernet crossover cable was accidentally connected or the cable crimp has an error We recommend using shielded twisted pair for the best EMI performance CASCADE IN Status indicators
39. el le r cepteur est branch Consulter un revendeur ou un technicien radio TV exp riment ATTENTION Les changements ou modifications non express ment approuv s par Rane Corporation peuvent annuler l autorit de l utilisateur manipuler cet quipement et rendre ainsi nulles toutes les conditions de garantie CAN ICES 3 B NMB 3 B Cartons et papier recycler Un cable blind de CAT5 ou de qualit quivalente voir meilleure sont n cessaires afin de se conformer la r glementation de la FCC chapitre 15 sur les limites concernant les appareils num riques de classe B MIC INPUTS MIX MIC MIX AUX 1 RANE 9 SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL SIG LEVEL OL QUICK START If you re setting up the AMI automixer but your life depends on getting back to Twitter feeds and Facebook posts then this Quick Start is for you It s intended to get your audio working quickly in slightly more than 140 characters Plug microphones into the Mic Inputs using standard XLR mic cables Condenser mics need the MIC 48V switch posi tion Use the MIC 0V middle position for dynamic mics Use the WIRELSS MIC position when a wireless receiver output is connected When using the USB Charge Only port connect charg ing MP3 player audio into AUX 1 or AUX 2 Other line level sources e g DVD CD may also use AUX 1 or AUX 2 Use the USB Charge Only port for keeping the iPod s bat
40. equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna ncrease the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help CAUTION Changes or modifications not expressly approved by Rane Corporation could void the user s authority to operate the equipment CAN ICES 3 B NMB 3 B Shielded CAT5e or better cables are required in order to comply with the FCC Rules part 15 limits for a Class B digital device INSTRUCTIONS DE S CURIT Lisez ces instructions Gardez pr cieusement ces instructions Respectez les avertissements Suivez toutes les instructions Ne pas utiliser pr s d une source d eau Ne nettoyer qu avec un chiffon doux N obstruer aucune vacuation d air Effectuez l installation en suivant les instructions du fabricant Ne p
41. f your system uses properly implemented and completely balanced inter connects which are excellent at rejecting ground loop and other noise currents Balanced interconnect was developed to be immune to these noise currents which can never be entirely eliminated What makes a ground loop current annoying is when the audio signal is af fected Unfortunately many manufacturers of balanced audio equipment design the internal grounding system BALANCED OUTPUTS improperly thus creating balanced equipment that is not immune to the cabling s noise currents This is one reason for the bad reputation sometimes given to bal anced interconnect second reason for balanced interconnect s bad reputation comes from those who think connecting unbalanced equipment into superior balanced equip ment should improve things Sorry Balanced inter connect is not compatible with unbalanced The small physical nature and short cable runs of completely unbalanced systems home audio also contain these ground loop noise currents However the currents in unbalanced systems never get large enough to affect the audio to the point where it is a nuisance Mixing balanced and unbalanced equipment however is an entirely different story since balanced and unbalanced interconnect are truly not compatible The rest of this note shows several recommended implementations for all of these interconnection schemes The potential or voltage which pushes
42. ground vs signal ground Ground lift switches Rane Technical Staff RaneNote 110 1985 1995 2006 2007 2011 Rane Corporation RaneNote SOUND SYSTEM INTERCONNECTION Introduction This note originally written in 1985 continues to be one of our most useful references It s popularity stems from the continual and perpetual difficulty of hooking up audio equipment without suffering through all sorts of bizarre noises hums buzzes whistles etc not to mention the extreme financial physical and psycholog ical price As technology progresses it is inevitable that electronic equipment and its wiring should be subject to constant improvement Many things improved in the audio industry since 1985 but unfortunately wiring isn t one of them However finally the Audio Engineering Society AES has issued a standards document for interconnection of pro audio equip ment It is AESAS titled AES48 2005 AES standard on interconnections Grounding and EMC practices Shields of connectors in audio equipment containing active circuitry Rane s policy is to accommodate rather than dic tate However this document contains suggestions for external wiring changes that should ideally only be implemented by trained technical personnel Safety regulations require that all original grounding means provided from the factory be left intact for safe op eration No guarantee of responsibility for incidental or consequential
43. he AM1 must be the device that feeds the Mongoose or HAL In other words the AMI RAD Port wires to the Mongoose or HAL and up to seven AM2 mixers chain together into the AMI s CASCADE IN See the illustration below HAL Multiprocessor 2 7 DIGITAL REMO REMOTE AUDIO D RELAY O Automixer 3 PATENT HO AM1 Ou MAIN OUTPUT RECO RANE CORPORATIOI SHIELDED CAT Se OR BETTER 24 VDC UDIO TX ESS RAD PORT x TE S Locate AUDI s8 o0 He o 9 s0 60 Hz 13 WATTS amp AM2 Automixer PATENT NO 8 342 849 SHIELDED CAT Se 0 9 NAM CASCADE Mic INPUTS xj 66 00 0 us 100 240V 2 50 60 Hz an C a amp f RAD PORT X us 5 E AM2 Automixer PATENT NO 8 542 849 3 AM2 E RANI 1o 66 66 0t e POWER 9 50 60 Hz 13 WATTS amp RAD PORT a5 use 2 Automixer 4 VDE 100 x usl z a POWER 100 240V 0 60 Hz 13 WATTS G amp RAD PORT MIC INPUTS 4 xj 66 0t AM2 Automixer 9 8 542 849 li of 20 00 00 m UE nu OUTPUT FAUT SB e Locate DATA e o 100 240V gt J 9 50 60 Hz 13 WATTS amp RAD P
44. igure 2 Many manufacturers provide several tools for this task including Rane Consult your audio dealer to ex plore the options available The goal of these adaptors is to allow the use of standard cables With these transformer isolation boxes modification of cable assemblies is unnecessary Virtually any two pieces of audio equipment can be successfully interfaced without risk of unwanted hum and noise UNBALANCED BALANCED NOT CONNECTED AT CHASSIS PLASTIC JACK C TRANSFORMER 1 4 CASE LUG MAY TIP SLEEVE CONNECT TO CHASSIS NOT REQUIRED _ 7 EARTH GROUNDED METAL ENCLOSURE CHASSIS IS GROUNDED TO PIN 1 Figure 2 Transformer Isolation Interconnection 3 Another way to create the necessary isolation is to use a direct box Originally named for its use to convert the high impedance high level output of an electric guitar to the low impedance low level input of a re cording console it allowed the player to plug directly into the console Now this term is commonly used to describe any box used to convert unbalanced lines to balanced lines The Last Best Right Way To Do It If transformer isolation is not an option special cable assemblies are a last resort The key here is to prevent the shield currents from flowing into a unit whose grounding scheme creates ground loops hum in the audio path i e most audio equipment It is true that connecting both ends of the shield is theoretically the best way
45. isters as a 16 bit 48 kHz device Most audio programs work after setting the AMI as a default device but a few programs may need their preferences manually set to play or record at 16 bit 48 kHz Play audio from your computer s audio software applica tion and select the Rane AMI as the playback and or recording device If your audio software offers a playback volume control turn it up most or all of the way but without flashing the front panel USB input Overload indicator too much The front panel USB Mix Level knob adjusts the mix volume of the incoming USB audio WINDOWS OPERATION When Windows detects the AMI it automatically sets it as the default Recording and Playback device With Windows and Vista any audio applications currently running will continue to use the previously selected default device Restart the application to make it use the AMI for recording or playback Windows 7 and 8 automatically switch a running application to the newly connected AMI To avoid surprises we recommend turning the USB Level down while connecting Remember that Windows likes to play different bleeps and bloops when updates install devices are plugged in and un plugged or other operating system events happen If you do not want these sounds played into your mix turn off Windows system sounds This can be found in Start gt Control Panel gt Sound gt Sounds tab gt Sound Scheme gt No Sounds Finding the audio proper
46. ixers for up to 60 gain shared mics Three manually mixed audio inputs provide a simple user interface and installation The Aux 1 Input dual RCA and Aux 2 3 5 mm jacks are independently mono ed each with a front panel Level control A dedicated USB Charge port adjacent to Aux 2 provides power to USB devices such as iPods or other USB pow ered devices The separate orange USB Audio Input also offers a front panel Level control for the 16 bit 48 kHz digital audio that is mono ed immediately upon entry The AMI appears in Windows and Apple OS X computers as a standard USB Audio Device immediately compatible with dozens of audio recording and playback audio applications The AM I registers with the OS as a 16 bit 48 kHz device for both incoming and outgoing audio The USB Audio port doubles as a firmware update port if future updates become available The front panel Output Level control affects the XLR Output and the RAD Port output The analog RECORD RCA Outputs and the digital USB Audio output are both mono pre Output Level containing the same mix as the Main Output A front panel pre Output Selector permits headphone cueing so users can verify input and output operation before bringing new sources into the live Output mix Both 4 amp 3 5 mm phone jacks with a Level control are provided AM2 Unique Features The AM2 is both an 8 channel gain sharing automatic mic mixer and simultaneously a Rane RAD Use it as a s
47. m your computer s audio software application and select the Rane AMI as the playback and or recording de vice See USB Audio later in this Manual If the software offers playback volume turn it up all the way Turn on the amplifier loudspeaker and turn it up about half way Also turn the AMI OUTPUT gray knob up until the volume is appropriate for your application Use the four gray Mix knobs to adjust the relative volume of the sources If the system feeds back that horrible squeal something is turned up too much First try moving the mics farther from the loudspeaker and or pointing the mics and loudspeakers away from each other If this does not reduce feedback don t reach for the black Mic Input knobs instead turn down the gray Mic Mix knob While turning down the output or amplifier may help this also turns down the iPod CD or USB Audio only hiding the feedback problem If your system uses the AM1 s rear panel RAD Port connect a shielded CAT 5e cable or better from the AMI to either the wall plate RJ 45 or to a Rane HAL EXP or Mongoose RAD port See the RADX product for useful RJ 45 wall plates When cascading one or more AM2 automixers into the AMI be certain each Cascade In connection feeds a Cascade Out In a cascaded chain the AMI must be the last device before the analog audio connection to the amplifiers powered loudspeaker or the digital RAD connection to a Rane HAL EXP or Mongoose RAD port Only one AMI
48. nd degrade the performance of this apparatus 19 Ihis apparatus may be installed in an industry standard equipment rack Use screws through all mounting holes to provide the best support WARNING To reduce the risk of fire or electric shock do not expose this apparatus to rain or moisture Apparatus shall not be exposed to dripping or splashing and no objects filled with liquids such as vases shall be placed on the apparatus WARNING The symbols shown below are internationally accepted symbols CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN that warn of potential hazards with electrical products This symbol indicates that a dangerous voltage constituting a risk of electric shock is present within this unit This symbol indicates that there are important ATTENTION RISQUE DE CHOCS ELECTRIQUE NE PAS OUVRIR To reduce the risk of electrical shock do not open the unit No user serviceable parts inside Refer servicing to qualified service personnel operating and maintenance instructions in the literature accompanying this unit WARNING This product may contain chemicals known to the State of California to cause cancer or birth defects or other reproductive harm NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This
49. o transport mono pre output level mix shall be provided on dual mono RCA jacks and via a USB Audio port providing 16 bit 48 kHz PCM audio The USB Audio I O port shall be recognized by Windows and Apple OS X devices as a standard USB audio device permitting simultaneous playback and recording to and from the device A cascade input RJ 45 shall permit gain sharing mic mix ex pansion in groups of 8 channels from external automixer devices Up to 60 gain shared mics shall be supported A front panel pre level selector shall provide headphone cueing with level control of either the mic mix the RCA input 3 5 mm input the USB audio input or the main output mix Headphone outputs shall be provided on both 44 and 3 5 mm jacks Universal 100 to 240 volt AC 50 or 60 Hz operation shall be provided via an IEC rear panel plug The unit shall be a Rane AMI 48 PHANTOM MIC WIRELESS INPUT 1 056 9 O O V LEVEL 48V PHANTOM MIC WIRELESS e INPUT 2 eat LEVEL 48V PHANTOM MIC WIRELESS INPUT 3 D S 9 V LEVEL 48V PHANTOM MIC eee o e SIG OL Na Na NOS NL V o o ZIN IN ZIN ZIJN STATUS INPUT 4 LEVEL CASCADE INPUT n N TON AUX 1 INPUT o ZIN ZIN MONO SIG OL AUX 2 INPUT Ns a 3 5mm SIG OL N TON o ZIN ZIN USB INPUT SIG OL USB INPUT MONO 48 kHz 16 BIT
50. oid sending products through the mail Be sure to include in the package 1 Complete return street shipping address Box numbers are NOT acceptable 2 A detailed description of any problems experienced including the make and model numbers of any other system equipment 3 Remote power supply if applicable Repaired products purchased in the U S will be returned prepaid freight via the same method they were sent to Rane Products purchased in the U S but sent to the factory from outside the U S MUST include return freight funds and the sender is fully responsible for all customs procedures duties tariffs and deposits In order to qualify for Rane s one year extended warranty for a total of 3 years parts and labor the warranty must be completely filled out and sent to us immediately Valid in USA only We recommend you write your serial number here in your owners manual and on your sales receipt for your records SERIAL NUMBER PURCHASE DATE ORane Corporation 10802 47th Ave W Mukilteo WA 98275 5000 TEL 425 355 6000 FAX 425 347 7757 WEB www rane com Warranty 2 Declaration of Conformity Application of Standard s to which Council Directive s conformity is declared 2001 95 EC EN60065 2002 A1 2006 A11 2008 A2 2010 A12 2011 2002 96 EC EN55103 1 2009 2004 108 EC EN55103 2 2009 2006 95 EN50581 2012 2011 65 EU ENVIRONMENT E2 CE MARK FIRST AFFIXED IN 2010 Manufacturer SERIAL NUMBERS 900000 999999 Rane Corpor
51. on amp udio Working Set Default Configure Properties Cancel Apply Manual 7 Windows 7 and 8 Small Large Icon View Start gt Control Panel gt Sound gt Playback tab and Record tab Category View Start gt Control Panel gt Hardware and Sound gt Sound gt Playback tab and Record tab Speakers Rane MLMES Default Device Speakers Realtek High Definition Audia Ready Configure Set Default Properties Microphone Rane AMI Default Device Microphone Realtek High Definition Audio Ready Set Default hd Properties Tip to quickly access these screens right click on the loudspeak er icon at the lower right corner of your desktop next to the clock Choose Playback Devices or Recording Devices CobraNet is a trademark of Cirrus Logic Inc MACINTOSH OPERATION When OSX detects the AMI it adds it to the list of audio input and output devices but does not automatically set it as the default device Some Macintosh applications allow you to select the device you want to use Other applications only use the device specified as the OSX default We recommend that you set the default audio input and output device to the AMI before starting the application you want to use Configure the default audio device in OSX by navigating to System Preferences gt Sound gt Output tab and Input tab eoo Sound Lal Show AI ____ Sound Effects Output
52. peripheral devices including smart Digital Remotes RADs portable and in rack automixers audio I O and control logic ex pansion devices wall sensors ambient sensing mics small remote amplifiers and an advanced Paging Station The HAL and Halogen software check the status location CAT 5 wiring integrity and that audio is flowing in all peripheral devices so you know your system is properly connected and ready to go HAL is more than just another DSP drag and drop system it has revolutionized system design and installation Three HAL Multiprocessors provide various audio I O and control options for both large and small installations with expandable systems capable of hundreds of mics HAL1 or eco nomical and adaptable 4 in x 8 out HAL3 Find out more at rane com hal AM Automixers with HAL An AM1 is a RAD and an AM2 is a RAD and the final output of cascaded AM mixers isa RAD Any of these allow the manu ally created mono mix to be sent digitally to a Rane HALs RAD port via a shielded CAT 5e cable or better The Rane RADX supports doing so portably with the AM mixer s in a padded rack or on a portable AV cart for example Once the AM mix is in the HAL additional signal processing such as EC and com pression can be added Control of the mix s level using Rane s DRI or DR3 Digital Remotes is a breeze 1 use with HAL The AMI does not have a Cascade Out Port therefore it is not possible to cascade the AMI
53. ports to Cascade IN ports and the final Output level on the last AM controls the main mono output mix Use the RAD Port to transport the main output mix digitally via shielded CAT 5e to either a Rane HALs RAD Port for further signal processing and control or to a Mongoose for potential routing to a CobraNet network Both the RAD and the Cascade IN port have status indicators to aid setup and troubleshooting Rear panel Fault Locate USB and Power indicators inform head scratchers of device errors the AM Ss physical location positive USB audio device OS registration and AC power status Duplicate Locate and Power indicators are on the front and rear Universal IEC power on the rear supports 100 to 240 VAC and 50 60 Hz Data Sheet 2 MAIN OUTPUT RECORD 1 m MIC INPUTS 2 S MIC MIC 48V MIC 0V WIRELES MIC 48V MIC 0V WIRELESS MIC MIC 48V Ov WIRELESS MIC MIC 48V MIC 0V WIRELES AUX 1 3 CLASS 2 WIRING a MIC INPUTS 2 L MIC 48V d MIC 0V WIRELESS MIC MIC 48V Buc 0V WIRELESS MIC 9 CLASS 2 WIRING AM1 Unique Features The Rane AM1 is part gain sharing automatic mic mixer part manual line mixer part USB audio I O device and simultane ously a Rane RAD Use it as a standalone mic line mixer with up to four mics or add more gain shared mics using up to seven 2 Autom
54. riately attenuates mics not in use while maintaining the 3 dB per doubling of mics for different noncoherent talkers and 6 dB per doubling for the same coherent talker who is directly between two mics Think of the person wearing a live lavalier or headset while approaching a live podium mic no problem Data Sheet 6 e Hotels e School AV Nerds e Panel Discussions e AV Rental Systems e Auditoriums e Conference Centers e Houses of Worship e Podcasting AM1 Architectural Specifications The 1U audio device shall provide 4 rear mounted XLR inputs automatically mixed using a gain sharing algorithm Each input shall permit independently selectable mic mic with 48 volt phantom power or line input level intended for wireless receiver output Front panel mic input level controls for each input shall indicate signal and overload and an overall mic mix level control with signal and overload shall be provided Three manually mixed inputs shall include dual RCA inputs a 3 5 mm stereo jack and dedicated USB charge port and an independent USB audio input all three shall be monoed before mixing Front panel mix level controls for all three inputs shall supply signal and overload indication Accommodation for two post level audio outputs shall be provided One on a single XLR male balanced analog output with mic line selector switch and the second via a Rane RAD Port on RJ 45 providing 24 bit 48 kHz PCM digital audi
55. s Bandpass re 4 dBu 1 3 octave 50 Hz 10 kHz 20 dBu 68 dB Common Mode Immunity Data Ports Bandpass re 4 dBu 1 3 octave 50 Hz 10 kHz 0 2 A 72 dB L the undersigned hereby declare that the equipment specified above conforms to the Directive s and Standard s shown above Greg Frederick Compliance Engineer Signature Full Name Position March 1 2010 Mukilteo WA USA Date Place AUTOMIXER om SLNdNI SIN SS3138IM AO JIN A8 Z 55713 SS3138IM AO JIN A8 JIN Je Uv 00S S SLNdNI T xnv XINO A94vH9 asn e t NIVIN 1404 AYY mod xu oianv x olanv asn a VW OOT 2QA v Y31139 99 1V9 5 asn e 5 31901 of D nyi NOI1VHOd3OO 3NVH ZH 09 06 M 00 678 275 8 ON 1N3lVd D KI
56. tandalone mic only mixer or add more gain shared mics using up to seven additional AM2 Automixers for up to 64 gain shared mics When an 2 is used standalone both the XLR Output and the RAD Port output audio are affected by the front panel Output Level control When the AM2 s Cascade Output feeds a downstream Rane AMI or AM2 the front panel Output Level control only affects the XLR Output The USB port is solely used as a firmware update port if future updates are needed ANE RUTOMIXERS Cascaded AM System Example Record to or playback from your computer on USB ale Wireless Receiver Automixer PATENT NO 8 542 849 AM1 RANE CORPORATION SHIELDED c AS SC ADE 24 m 100 mA MAIN OWTPUT RECOR AUX S MIC h AUDIO TX Q E FAULT USB 3 8 po LOCATE Q m iid gt zzz POWER Q rower XJ 100 240V 2 50 60 Hz 13 WATTS C T amp t To HAL optional AM2 Automixer PATENT NO 8 542 849 SHIELDED CAT 5e OR BETTER 24 VDC 100 mA RANE CORPORATION A E gt gt FAULT USB 322 Bao She LOCATE e ui ul i C US gt USB 2 ES zzz zzz 9 i 100 240V C LN Co J 2 50 60 Hz 13 WATTS Any combination of wired or wireless mics AM2 Automixer
57. tation sert brancher le courant alternatif AC et doit absolument rester accessible Pour d connecter totalement l appareil du secteur d branchez le c ble d alimentation de la prise secteur 16 Cet appareil doit tre branch une prise terre avec protection 17 Quand il est branch de mani re permanente un disjoncteur tripolaire normalis doit tre incorpor dans l installation lectrique de l immeuble 18 En cas de montage en rack laissez un espace suffisant pour la ventilation Vous pouvez disposer d autres appareils au dessus ou en dessous de celui ci mais certains tels que de gros amplificateurs peuvent provoquer un buzz ou g n rer trop de chaleur au risque d endommager votre appareil et d grader ses performances 19 Cet appareil peut tre install dans une baie standard ou un chassis normalis pour un montage en rack Visser chaque trou de chaque oreille de rack pour une meilleure fixation et s curit ATTENTION afin d viter tout risque de feu ou de choc lectrique gardez cet appareil loign de toute source d humidit et d claboussures quelles qu elles soient L appareil doit galement tre loign de tout objet poss dant du liquide boisson en bouteilles ATTENTION Les symboles ci dessous sont reconnus internationalement CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN comme pr venant tout risque lectrique Ce symbole indique que cette unit utilise un voltage lev constit
58. tery charged during playback Connect the Main Output XLR to your amplifier or powered loudspeaker and select the LINE switch position If the Main Output feeds a microphone input select the MIC position Connect the computer s USB port to the USB Audio jack Once the Windows or Apple operating system recognizes the as a stereo I O device the rear green USB light illuminates Start with all the front panel gray knobs turned all the way down fully counterclockwise One at a time for each mic talk very loudly with a microphone at an appropriate distance for the application and adjust the corresponding front panel LEVEL control so only the loudest speech just barely flickers the red overload OL indicators Once the input gains are set the AMI automatically controls the mic mix to avoid feedback You won t need to ride these controls Sources with output volume controls e g iPods need to be turned up most of the way to get the hottest signal but without making the AMI overload lights flash WEAR PARTS This product contains no wear parts RANE OPERATORS MANUAL AUX 2 1 2 3 4 M M M M Z Z 52 Z E Z 1 ON O O O OO Cy 0 6 9 0 0 90 ofo oo oo oro E SIG LEVEL OL AM 1 AUTOMATIC MIXER PHONES SOURCE C OUTPUT AUX 2 SIG LEVEL OL SIG LEVEL OL 5 EE Play audio fro
59. these noise currents through the circuit is developed between the independent grounds of the two or more units in the system The impedance of this circuit is low and even though the voltage is low the current is high thanks to Mr Ohm without whose help we wouldn t have these problems It would take a very high resolution ohm meter to measure the impedance of the steel chassis or the rack rails We re talking thousandths of an ohm So trying to measure this stuff won t necessarily help you We just thought we d warn you BALANCED INPUTS MALE FEMALE RED RED MALE FEMALE 3 BLACK 2 CONDUCTOR SHIELDED CABLE BLACK 3 1 SHIELD SHIELD Al T RED RED BLACK 2 CONDUCTOR SHIELDED CABLE R L9 7 5 5 CHASSIS CHASSIS SIGNAL GROUND GROUND GROUND Figure 1a The right way to do it Interconnection 2 The Absolute Best Right Way To Do It The method specified by AES48 is to use balanced lines and tie the cable shield to the metal chassis right where it enters the chassis at both ends of the cable A balanced line requires three separate conduc tors two of which are signal and and one shield see Figure The shield serves to guard the sensitive audio lines from interference Only by using balanced line interconnects can you guarantee yes guarantee hum free results Always use twisted pair cable Chas sis tying the shield at each end also guarantees the best possible protection from RFI radio freq
60. ties and devices in Windows varies slightly with each version Windows XP Classic View Start Control Panel gt Sounds and Audio Devices gt Audio tab Category View Start Control Panel lt gt Sounds Speech and Audio Devices lt gt Sounds and Audio Devices gt Audio tab Sounds and Audio Devices Properties Volume Sounds Audio Voice Hardware Sound playback Default device 2 i Rane AM1 Sound recording Default device 1 Rane 1 x MIDI music playback is Default device ms Microsoft GS Wavetable SW Synth C Use only default devices Windows Vista Classic View Start gt Settings gt Control Panel gt Sound gt Playback tab and Record tab Control Panel Home Start gt Control Panel gt Hardware and Sound gt Sound gt Playback tab and Record tab amp Sound Playback Recording Sounds Select a playback device below to modify its settings Speakers Rane AMI Working Speakers Realtek High Definition Audio Working Configure Properties Cancel Apply Set Default Tan EX Select a recording device below to modify its settings Microphone Rane AMi Working FrontMic Realtek High Definition Audio Working FrontLineIn Realtek High Definiti
61. tion with the Rane Distributor in that country It is advised that you keep your bill of sale as proof of purchase should any difficulties arise concerning the registration of the warranty card NOTICE IT IS NOT NECESSARY TO REGISTER IN ORDER TO RECEIVE RANE CORPORATION S STANDARD TWO YEAR LIMITED WARRANT Y WARRANTY REGISTRATION is made and tracked MODEL AND SERIAL NUMBERS ONLY not by the purchasers or owner s name Therefore any warranty correspondence or inquires MUST include the model and serial number of the product in question Be sure to fill in the model and serial number in the space provided below and keep this in a safe place for future reference WARRANTY SERVICE MUST BE PERFORMED ONLY BY AN AUTHORIZED RANE SERVICE FACILITY LOCATED IN THE COUNTRY WHERE THE UNIT WAS PURCHASED OR if product was purchased in the U S AT THE RANE FACTORY IN THE U S If the product is being sent to Rane for repair please call the factory for a Return Authorization number We recommend advance notice be given to the repair facility to avoid possible needless shipment in case the problem can be solved over the phone UNAUTHORIZED SERVICE PERFORMED ON ANY RANE PRODUCT WILL VOID ITS EXISTING FACTORY WARRANTY FACTORY SERVICE If you wish your Rane product to be serviced at the factory it must be shipped FULLY INSURED IN THE ORIGINAL PACKING OR EQUIVALENT This warranty will NOT cover repairs on products damaged through improper packaging If possible av
62. tions 6696 farther than Ethernet Most RADs mount in standard US electrical boxes and are available in white ivory or black with a matched Decora plate cover included Mongoose Mongoose can replace the analog mic and line level portions of an audio system with digitized audio over shielded CAT 5e cable or better Mongoose can be used with or without CobraNet The Mongooses 32 by 32 digital audio matrix router receives its first 16 audio channels from up to eight RADs via the eight rear panel 8P8C RJ 45 Remote Audio Device ports The second 16 matrix input channels come from two eight channel CobraNet receive Rx Bundles via standard CobraNet Primary and Second ary backup ports Ihe 32 matrix router outputs transmit 16 channels to eight RADs and 16 more channels to two CobraNet transmit Tx Bundles Mic inputs can be greatly increased by connecting a RAD output from an AM1 and or cascaded AM2s Find out more at rane com mongoose HAL1 Meet HAL an expert in room combining paging and distributed audio systems This groundbreaking architecture is dimensions beyond any other solution HAL easily guides even novice us ers through what used to be complex tasks in just minutes No intricate matrix mixing or presets are required for room combin ing and paging virtual wiring required to distribute pages and background music to multiple zones Data Sheet 4 Seamlessly interface HAL to your facility with a broad variety of
63. ts green when communications with the Mongoose or HAL has been established and is receiving the AMT Tx audio If this indicator is off either the cable is bad or there is a communications error between the Mongoose or HAL and AMI RAD Port see COMM LED below AUDIO RX LED lights green when the RAD Port successfully receives audio from the Mongoose or HAL If this indicator is off you may have a bad cable or the Mongoose or HAL at the other end of the cable is not powered or connected COMM LED lights green when communication is established between the Mongoose or HAL and the AMI This indicator turns off if the RAD Port cannot communcate with the Mongoose or HAL for some reason most likely due to a faulty cable POWER LED lights green when the RAD Port is receiving 24 volt power from the Mongoose or HAL This also indicates that the twisted pair for power within the cable is wired and crimped properly If the Power LED is off and the other end of the cable is plugged into a powered Mongoose or HAL there is a problem with the cable USB AUDIO 1 0 Since the AMI appears as a standard Windows or Mac stereo playback and record device you can simultaneously record the AMI Main Mix and playback audio via the USB This makes many popular audio software programs instantly compatible with the AMI Once the computer s operating system finishes registering the AMI via USB the rear panel USB indicator lights The AMI always reg
64. uant un risque de choc lectrique Ce symbole indique la pr sence d instructions ATTENTION RISQUE DE CHOCS ELECTRIQUE NE PAS OUVRIR Afin d viter tout risque de choc lectrique ne pas ouvrir l appareil Aucune pi ce ne peut tre chang e par l utilisateur Contactez un d utilisation et de maintenance importantes dans le SAV qualifi pour toute intervention document fourni REMARQUE Cet quipement a t test et approuv conforme aux limites pour un appareil num rique de classe B conform ment au chapitre 15 des r gles de la FCC Ces limites sont tablis pour fournir une protection raisonnable contre tout risque d interf rences et peuvent provoquer une nergie de radiofr quence s il n est pas install et utilis conform ment aux instructions peut galement provoquer des interf rences aux niveaux des quipements de communication Cependant il n existe aucune garantie que de telles interf rences ne se produiront pas dans une installation particuli re Si cet quipement provoque des interf rences en r ception radio ou t l vision ceci peut tre detect en mettant l quipement sous hors tension l utilisateur est encourag essayer de corriger cette interf rence par une ou plusieurs des mesures suivantes R orienter ou d placer l antenne de r ception Augmenter la distance entre l quipement et le r cepteur Connecter l quipement une sortie sur un circuit diff rent de celui sur lequ
65. uency interfer ence and other noises neon signs lighting dimmers Neil Muncy an electroacoustic consultant and seasoned veteran of years of successful system design chairs the AES Standards Committee SC 05 05 working on this subject He tirelessly tours the world giving seminars and dispensing information on how to successfully hook up pro audio equipment He makes the simple point that it is absurd that you cannot go out and buy pro audio equipment from several different manufacturers buy standard off the shelf cable assem blies come home hook it all up and have it work hum and noise free Plug and play Sadly almost never is this the case despite the science and rules of noise free interconnect known and documented for over 60 years see References for complete information It all boils down to using balanced lines only bal anced lines and nothing but balanced lines This is why they were developed Further that you tie the shield to the chassis at the point it enters the chassis and at both ends of the cable more on both ends later Since standard XLR cables come with their shields tied to pin 1 at each end the shells are not tied nor need be this means equipment using 3 pin XLR type connectors must tie pin 1 to the chassis usually called chassis ground not the audio signal ground as is most common COMMON WRONG PRACTICE RECOMMENDED PRACTICE CASE CASE OPTIONAL gt gt CHASSIS SIGNA
66. ure 3 Test cable RF issues exist though the increasing use of digital and wireless technology greatly increases the possibility of future RF problems If you ve truly isolated your hum problem to a spe cific unit chances are even though the documentation indicates proper chassis grounded shields the suspect unit is not internally grounded properly Here is where special test cable assemblies shown in Figure 3 really come in handy These assemblies allow you to connect the shield to chassis ground at the point of entry or to pin 1 or to lift one end of the shield The task becomes more difficult when the unit you ve isolated has multi ple inputs and outputs On a suspect unit with multiple cables try various configurations on each connection to find out if special cable assemblies are needed at more than one point See Figure 4 for suggested cable assemblies for your particular interconnection needs Find the appropri ate output configuration down the left side and then match this with the correct input configuration across the top of the page Then refer to the following pages for a recommended wiring diagram Ground Lifts Many units come equipped with ground lift switches In only a few cases can it be shown that a ground lift switch improves ground related noise Has a ground lift switch ever really worked for you In reality the presence of a ground lift switch greatly reduces a unit s ability to be properly grounde

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