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UCR100

1. Check transmitter modulation LEDs for possible transmitter problem Receiver LEVEL control turned down Audio cable disconnected Recorder or sound system off or not properly adjusted Transmitter Audio Level set too high check mod lamps on Transmitter Weak battery Transmitter or receiver antenna not clear of obstructions Transmitter gain audio level far too low Receiver antenna obstructed or damaged Transmitter antenna obstructed or damaged Operating range too great Camera or recorder has automatic level control Use line level input on camera or recorder If there is only a mic input reduce the receiver output to near minimum LECTROSONICS INC Compact Receiver Specifications and Features Available frequencies 537 6 to 608 MHz 614 to 691 1 MHz Blocks 21 through 26 Each unit operates on a single block Number of frequencies per block 256 in 100 kHz steps Channel spacing 100 kHz Frequency control Crystal Controlled Phase Locked Loop Sensitivity 1 uv 20 dB SINAD Signal Noise ratio 105 dB system Squelch quieting 90 dB AM rejection 50 dB 10 uv to 100 mv Modulation acceptance 20 kHz Spurious rejection Greater than 70 dB Third order intercept 0 dBm Frequency response 50 Hz to 18 kHz 2 db Distortion 1 max at 50 modulation system Audio output 0 dBv 1 Vrms UNBALANCED into 600 ohms Antenna 1 4 wave vertical fixed Front panel controls Single knob controls Audio Output
2. Level LED Indicators Power red RF green Level green Limit red Battery Life Single 9V Alkaline Battery for approximately 8 hours operation Power consumption 60 ma Weight 7 3 0z with battery Size 3 6 x 2 4 x 0 8 inches housing only belt clip and knob extend beyond the housing Specifications subject to change without notice Rio Rancho NM UCR100 Service and Repair If your system malfunctions you should attempt to correct or isolate the trouble before concluding that the equipment needs repair Make sure you have followed the setup procedure and operating instructions Check the interconnect ing cables and then go through the Troubleshooting section in this manual We strongly recommend that you do not try to repair the equipment yourself and do not have the local repair shop attempt anything other than the simplest repair If the repair is more complicated than a broken wire or loose connec tion send the unit to the factory for repair and service Don t attempt to adjust any controls inside the units Once set at the factory the various controls and trimmers do not drift with age or vibration and never require readjustment There are no adjustments inside that will make a malfunctioning unit start working Lectrosonics Service Department is equipped and staffed to quickly repair your equipment In warranty repairs are made at no charge in accordance with the terms of the warranty Out of warranty repairs
3. are charged at a modest flat rate plus parts and shipping Since it takes almost as much time and effort to determine what is wrong as it does to make the repair there is a charge for an exact quotation We will be happy to quote approximate charges by phone for out of warranty repairs Returning Units for Repair For timely service please follow the steps below A DO NOT return equipment to the factory for repair without first contacting us by email or by phone We need to know the nature of the problem the model number and the serial number of the equipment We also need a phone number where you can be reached 8 A M to 4 P M U S Mountain Standard Time B After receiving your request we will issue you a return authorization number R A This number will help speed your repair through our receiving and repair departments The return authorization number must be clearly shown on the outside of the shipping container Pack the equipment carefully and ship to us shipping costs prepaid If necessary we can provide you with the proper packing materials UPS is usually the best way to ship the units Heavy units should be double boxed for safe transport D We also strongly recommend that you insure the equipment since we cannot be responsible for loss of or dam age to equipment that you ship Of course we insure the equipment when we ship it back to you Lectrosonics USA Mailing address Lectrosonics Inc PO Box 15
4. phasis and de emphasis in an FM radio system usually provides about a 10dB improvement in the signal to noise ratio of the system but the high frequency boost in the transmitter must be removed in a purely comple mentary manner or else the frequency response of the original audio signal will be altered The dual band compandor in the 100 Series system essentially provides a dynamic pre emphasis de em phasis function with low distortion Audio Level Hi Freq Compandor gt pw a 5 RF RF Mixer IF Amp FM Audio Low Freg Filter Amplifier Detector Filter Compandor Frequency Synthesizer Disc RSS Controller oy Control Panel LED s a On Off 2 EM 5 Regulator LECTROSONICS INC Compact Receiver Controls Functions Power LED Power ON OFF Switch Antenna Audio LEVEL Control Audio OUT Jack Modulation LEDs The two modulation LED s indicate the modulation audio level of the incoming signal and can be used for proper adjustment of the transmitter s mic or audio level The 20 LED glows when the transmitter modulation is at a high enough level to produce a good audio signal to noise ratio It will normally flicker or stay lit as you speak into the microphone The O dB lamp indicates a peak showing that the transmitter modulation is at maximum Constant lighting of the O dB LED indicates that the audio gain in the transmitter may be
5. the date of purchase This Limited Warranty is governed by the laws of the State of New Mexico lt states the entire liablility of Lectrosonics Inc and the entire remedy of the purchaser for any breach of warranty as outlined above NEITHER LECTROSONICS INC NOR ANYONE INVOLVED IN THE PRODUCTION OR DELIVERY OF THE EQUIPMENT SHALL BE LIABLE FOR ANY INDIRECT SPECIAL PUNITIVE CONSEQUENTIAL OR INCIDENTAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THIS EQUIPMENT EVEN IF LECTROSONICS INC HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES IN NO EVENT SHALL THE LIABILITY OF LECTROSONICS INC EXCEED THE PURCHASE PRICE OF ANY DEFECTIVE EQUIPMENT This warranty gives you specific legal rights You may have additional legal rights which vary from state to state RIN LECTROSONICS 4 581 Laser Road NE Rio Rancho NM 87124 USA www lectrosonics com ucr100man indd 505 892 4501 800 821 1121 e fax 505 892 6243 sales O lectrosonics com 5 April 2011
6. 900 Rio Rancho NM 87174 USA Web www lectrosonics com Lectrosonics Canada Mailing Address 49 Spadina Avenue Suite 303A Toronto Ontario M5V 2J1 10 Shipping address Lectrosonics Inc 581 Laser Rd Rio Rancho NM 87124 USA E mail sales O lectrosonics com Telephone 416 596 2202 877 753 2876 Toll free 877 7LECTRO 416 596 6648 Fax Telephone 505 892 4501 800 821 1121 Toll free 505 892 6243 Fax E mail Sales colinb O lectrosonics com Service joeb lectrosonics com LECTROSONICS INC Compact Receiver Rio Rancho NM 4 WW W OL LIMITED ONE YEAR WARRANTY The equipment is warranted for one year from date of purchase against defects in materials or workmanship provided it was purchased from an authorized dealer This warranty does not cover equipment which has been abused or damaged by careless handling or shipping This warranty does not apply to used or demonstrator equipment Y N NN Should any defect develop Lectrosonics Inc will at our option repair or replace any defective parts without charge for either parts or labor If Lectrosonics Inc cannot correct the defect in your equipment it will be replaced at no charge with a similar new item Lectrosonics Inc will pay for the cost of returning your equipment to you This warranty applies only to items returned to Lectrosonics Inc or an authorized dealer shipping costs prepaid within one year from
7. INSTRUCTION MANUAL UCR100 UHF Multi Frequency Compact Receiver LECTROSONICS a Li UCR100 Serial Number LECTROSONICS Purchase Date Rio Rancho NM USA www lectrosonics com UCR100 2 LECTROSONICS INC Compact Receiver Introduction Thank you for selecting the Lectrosonics multi fre quency UCR100 Receiver The UCR100 is the result of extensive engineering experience with the very latest microprocessor advancements and technology The Lectrosonics 100 System Receiver and companion transmitter are designed expressly for the most discrim inating videographer and for other wireless applications needing superior audio quality flexible operation and outstanding durability The compact size of the receiver provides ease of integration with most any compact video camera Table of Contents AR 3 General Technical Description iaia iii ina 4 AA a a cond 4 Dual Band COMPARANDO L aiskiai a e e elia 4 UCR100 Block Diagram cocos ci 4 PreEmphasis De EmMphasis iii i ar a e sn 4 Controls amp Functions acciaieria 5 Modulation LEDS rai 5 Power ON OFF SWIC h aloe cani aaa 5 Power LED cui A ii a E ai a da a a 5 WED ie A di 5 Audio Qui Jak raise its 5 ada 6 Antena ii ini ino 6 Frequency Select Switches Li ari 6 Operati
8. Transmitter 3 Connect the audio cable 4 Set the front panel switch to ON Check to see that the red POWER LED lights up 5 THIS IS PERHAPS THE MOST IMPORTANT STEP INTHE SET UP PROCEDURE Adjust the transmitter gain See your transmitter manual Operating Instructions section for specific direc tions on the proper gain adjustment of your particu lar transmitter 6 Adjust the output control according to the type of in put on your equipment The input levels on different VCR s and PA equipment vary which may require that you set the output LEVEL control in an interme diate position Try different settings and listen to the results If the output of the receiver is too high you may hear distortion or a loss of the natural dynam ics of the audio signal If the output is too low you may hear steady noise hiss along with the audio The UCR100 output was designed to drive camera line level inputs but can operate into camera MIC inputs if the receiver output is reduced to prevent Automatic Limiting Control pumping in the cam era The output signal level ranges from 50 dBV with the output control fully counter clockwise to O dBV with the output control fully clockwise when the transmitter signal is at full modulation Indicator Quick Reference RF This LED lights up when the transmitter is turned on This indicates that the receiver is getting an ad equate RF signal carrier from the transmitter POWER Thi
9. ced inputs At the extreme counter clockwise position of the control knob the output level of the Mini jack will be 50dBV at full modulation In the fully clockwise position the output level will be OdBV 1 Vrms at full modulation intermedi ate settings are sometimes necessary due to the varia tions in different input compressors and ALC automatic level control circuits on various VCR s and audio inputs The markings around the control knob are provided simply as memory markers they are not calibrated with reference to a specific output level Antenna The antenna is a 1 4 wavelength 50 ohm flexible non removable antenna made of durable sheathed bronze wire Frequency Select Switches These two rotary switches adjust the center frequency of the carrier The 1 6M is a coarse adjustment and the 100K is the fine adjustment Each transmitter is factory aligned at the center of its operating range The default position of the frequency select switches is in the center of the transmitter s range The receiver and transmitter switches must be set to the same number letter combi nation for proper operation To gain access to these switches slide the access door sideways with a fingernail 1 6M 100K Frequency Select Switches 6 LECTROSONICS INC Compact Receiver Operating Instructions Install the battery Battery Instructions 2 Set the FREQUENCY switches on the side panel to match the switches on the
10. e receiver is housed in a compact rugged lightweight aluminum enclosure The unit features a durable integral swing aside battery compartment door Dual Band Compandor Traditionally compandors have been a source of distor tion in wireless microphone systems The basic problem with conventional systems is that the attack and decay times are always a compromise lf the time constants are fast high frequency transients will not be distorted but this will cause low frequency distortion If the time constants are slower low frequency audio distortion will be low but high frequency transients will then be distorted UCR100 Block Diagram proach to solving this basic problem called dual band companding There are actuallv two separate compandors in the 100 svstem one for high frequencies and one for low fre quencies A crossover network separates the frequencv bands at 1kHz with a 6dB per octave slope followed bv separate high and low frequencv compandors The attack and release times in the high frequencv com pandor are fast enough to keep high frequencv tran sient distortion at a low level and the low frequency compandor uses slower time constants reducing low frequency distortion to well below that of a conventional compandor Pre Emphasis De Emphasis The signal to noise ratio of the 100 system is extended by utilizing pre emphasis HF boost in the transmitter and de emphasis HF roll off in the receiver Pre em
11. low the battery to fall out of the compartment into your hand Observe the large and small holes in the battery contact pad before inserting a new battery Insert the contact end of the battery first making sure the contacts are aligned with the holes in the contact pad and then swing the door closed You will feel it snap into place when it is fully closed Hours Power LED 1 Solid On Solid On Solid On Solid On Solid On Blinks 90 on 10 off Blinks 50 on 50 off Blinks 10 on 90 off Off Replace battery o N DO FW N UCR100 Troubleshooting Before going through the following chart be sure that you have a good battery in the receiver The POWER LED should glow brightly SYMPTOM POSSIBLE CAUSE NO POWER LED 1 NO RF LED 1 Receiver switch in OFF position Dead or weak battery Battery missing Battery installed backwards Transmitter not turned on Transmitter battery dead No microphone on the transmitter Receiver antenna positioned incorrectly Transmitter and Receiver on different frequencies FREQUENCY switches do not match transmitter switches RF LED ON BUT NO SOUND AND NO MODULATION LEDs 1 2 3 4 MODULATION LED s ON BUT NO SOUND DISTORTED SOUND 1 SHORT RANGE 1 HISS AND NOISE AUDIBLE DROPOUTS HISS AND NOISE PUMPING 1 Transmitter audio level set to low Transmitter microphone not connected Microphone switch in OFF position
12. ng Instructions sis i ida i a cies i ss sa s La aa a its 7 Indicator Quick Reference ER A i k a i 7 Batterv Instructioms ia i aaa ia 7 Troubleshooting S 8 Specifications and Features AAA san s a as a aa a ini ini 9 Service Repalr cura sis sa sa s ias ni a kal an as ia sasas aa ias as S ai sa sa a as ss sa a sa 10 Returning Units e eik dia e 10 Rio Rancho NM UCR100 General Technical Description Features The 100 system introduces the proven Lectrosonics ap The multi frequency UCR100 FM Receiver is designed to operate with the Lectrosonics UM100 Transmitter and features microprocessor control of 256 frequencies of operation within each frequency block Each block cov ers 25 5 MHz with 0 1 MHz frequency spacing Any one of ten different frequency blocks are factory available from 537 6 MHz to 805 5 MHz except 608 to 614 MHz The receiver s unique microcontroller design provides simple operation for audio level limit LED monitor ing RF level LED monitoring squelch easy on the fly frequency programming and low battery warning The UCR100 Receiver uses 20 kHz FM deviation for ef ficient use of the bandwidth and dual band companding for clean quiet audio The receiver operates on one 9 Volt alkaline battery for up to 8 hours and features a blinking LED low battery indicator The voltages are internally regulated for stability Th
13. s LED lights up when the receiver is switched on It indicates proper battery voltage when the receiver is using a battery See chart in Battery Instructions MODULATION The 20 LED lights up when an audio signal is present at an adequate level to produce a good signal to noise ratio The 0dB LED lights up when the audio level is high and the signal is being compressed in the transmitter An extremely high audio level may cause distortion Rio Rancho NM The battery should be a 9 Volt alkaline or lithium avail able almost everywhere An alkaline battery will provide up to 8 hours of operation and a lithium battery will provide up to 20 hours of operation Carbon zinc batter ies even if marked heavy duty will only provide about 2 hours of operation Rechargeable batteries will only operate the receiver for an hour or less Make sure your batteries are marked alkaline or lithium Short battery life is almost always caused by weak batteries or batteries of the wrong type A steady ON LED corresponds to a fresh battery The LED will blink to indicate a low battery condition and the need for a fresh battery Continued use will fur ther deplete the battery eventually causing the LED to automatically turn itself off and remain off until a fresh battery is installed To replace the battery open the bottom battery door cover with your thumb rotate the door until it is perpen dicular with the case and al
14. set too high It is normal and desirable that you see an occa sional flicker of the O dB lamp in typical use Power ON OFF Switch Turns the receiver on or off Power LED The Power LED glows when the power switch is in the ON position and the battery is good The power LED starts blinking when the battery is becoming exhausted and needs replacement If the LED does not light up when the switch is turned on or during operation replace the battery In normal operation a new alkaline battery will operate the receiver approximately 5 hours before the LED starts blinking and will continue operat ing for approximately another 3 hours before the LED goes off At that point the unit and the other LED s will continue operating for another hour or so but with some degradation in performance During the low bat tery blinking period the LED on time decreases as the battery becomes depleated See the chart in Battery Instructions The battery level is precision monitored by the internal microprocessor which also drives the Power LED for accurate battery condition Rio Rancho NM Frequency Select Switches Under Door IUS S S Wi Battery Compartment IMPORTANT When the battery voltage drops below 6 Volts the power LED will remain off but the other 3 LEDs will light up and a rush of audio noise and distortion will be heard as the squelch opens This condition is normal and is easily remedied by replacing the ba
15. ttery RF LED Lights when the transmitter is turned on and the re ceiver has a strong RF signal The RF LED will start blinking when the RF carrier signal from the transmitter becomes too weak to produce a clean audio signal The lamp will go out completely when the RF signal is absent or extremely weak Audio Out Jack The 3 5mm mini phone jack provides an audio output that is controlled by the Audio LEVEL control on the front panel Generally the Audio LEVEL control would be set to provide the proper output level to match the required level for your video camera or other equip ment The 3 5mm mini jack will accommodate a mono plug tip amp sleeve or a stereo type jack tip ring amp sleeve without harm to the unit When using a pair of stereo headphones the audio will be mono but will drive both earphones in the correct binaural phase The output at this mini connector jack is designed to also drive a standard impedance earphone typically 30 Ohms most common and usually provides adequate volume for setup and testing The sound from a low impedance ear phone ie 8 Ohms will not be very loud and may be distorted at higher listening levels UCR100 Audio Level Control Attenuates the audio output level of the receiver to match the input requirements of the equipment with which it is used The 3 5mm Mini output jack on the front panel provides an audio output at adjustable levels for low or high impedance unbalan

UCR100

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