Sound DEvices MixPre-D User Guide and Technical Information
Contents
1. SOUND DEVICES 15 SOUND DEVICES2. MixPre D O POWER INT Limiter Switch Activates both the input and output lim iters Middle LIM dual mono limiter operation Right LINK stereo opera tion Threshold is adjustable See Front Panel Shortcuts Headphone Connector Accepts stereo and mono headphones with 1 4 inch connectors Return Signal LED Indicates presence of signal on RTN input or Channel 3 4 input See Inputs 3and 4 Monitor Source LED Indicates monitor source Off output bus Solid Return signal Flashing USB output signal See Computer Interface Headphone Controller Rotating controls headphone gain Push to cycle between monitor sources Also controls various secondary functions See Front Panel Shortcuts Sample Rate LEDs Indicates the current sample rate when AES output is active or USB is con nected Power Switch and LED Three position switch Middle off Left INT internal power Right EXT external power Power illuminates green for adequate voltage and flashes green when voltage is low 2 v1 0 Features and specifications are subject to change Visit www sounddevices com for the latest documentation MixPre D User Guide and Technical Information Side Panels Description XLR Inputs Transformer balanced input stage Pin 1 ground Pin 2 hot Pin 3 cold Can be unbalanced by grounding pin 3 to pin 1 of the XLR connector Mic Line an
3. float leave open pin 3 Tape Output The Tape Output is typically used to interface with consumer inputs such as Comtek inputs or con sumer transcription recorders The MixPre D has an unbalanced two channel tape level output on a single TRS 3 5 mm connector The Tape Output program is identical to the XLR Output Tape Out level is fixed at a 10 dBu nomi nal level and is electrically isolated from the XLR Outputs Additionally the Tape Output is used for the Mix Out signal to link multiple Sound Devices mixers See Mixer Linking AES Digital Output The Right XLR Output can be set to AES digital signal by sliding the XLR Output MIC LINE AES L switch to AES In this configuration the Right XLR Output contains both channels of the MixPre D s output as a balanced AES3 signal All other outputs are unaffected so inputs panned left will appear on the left channel of the AES output plus the left channel of all analog outputs in cluding the left XLR main output Sampling Rate The MixPre D s digital system operates at sample rates of 44 1 kHz 48 kHz or 96 kHz When either a USB connection or AES output is enabled the operating sample rate of the MixPre D is indicated by the front panel Sample Rate LEDs If AES output is disabled and there is no USB connection to a computer both Sample Rate LEDs are off To change the sampling rate of the MixPre D hold down the Headphone Controller while sliding the Right
4. Mic Line Setting Before plugging a source into an XLR input on the MixPre D set the Mic Line and phan 48V MIC LINE tom powering switch to the correct position Setting Input Source 48V Condenser microphones requiring phantom power MIC Dynamic microphones some ribbon microphones devices outputting mic level signal for example wireless receivers LINE Devices outputting line level signal outputs from other mixers for example Phantom Power Phantom powering is a fixed DC voltage at either 12 or 48 volts This voltage is resistively applied to pin 2 and pin 3 of an XLR connector relative to pin 1 There is no voltage difference between the signal pins 2 and 3 Dynamic microphones will operate as normal when phantom power is applied to them The MixPre D can provide up to 10 mA to each input at 48 V sufficient for the most power hungry condenser microphones Many phantom powered microphones do not require 48 V and can be prop erly powered with 12 V When acceptable use 12 V phantom to extend the MixPre D s battery life The phantom voltage level can be set to either 12 V or 48 V and is applied across all inputs where phantom power is selected zven To change the phantom voltage between 12 V and 48 V hold down the Headphone Controller and slide the Slate switch into the slate position The 12 V Phantom LED on the left side panel illuminates green when the phantom voltage is set to 12 V Input
5. right Sleeve ground DC Input Accepts input voltage from 10 to 17 V for mixer powering Pin 1 negative Pin 4 positive External DC is isolated floating from the rest of the circuitry MixPre D User Guide and Technical Information Inputs The MixPre D features two transformer balanced analog inputs Each input provides enough gain to amplify a variety of signals from low sensitivity ribbon and dynamic microphones medium level wireless and condenser microphones and hot line level signals The XLR inputs of the MixPre D are transformer balanced The isolation characteristics of transform ers are superior to other balancing techniques and are ideal for the hostile and uncontrolled environ ments of field production Transformers provide galvanic isolation from the driving source meaning there is no direct electrical connection Signals are transformed magnetically The input transform ers in the MixPre D use premium magnetic core material to achieve high signal handling capability especially at low frequencies while keeping distortion to a minimum Because of their inherently high common mode impedance transformers are unrivaled by any other type of input for common mode noise rejection The inputs of the MixPre D can be used as balanced or unbalanced When unbalancing ground pin 3 to pin 1 of the XLR connector There is no change in gain between unbalanced and balanced connections into the MixPre D
6. Gain Control gt The amount of gain applied to an input is adjusted with the Input Gain Control A fully 40 o Clockwise position results in no signal passing from the input to the output bus muted SY Up to 66 dB of gain is available from for microphone inputs a v1 0 Features and specifications are subject to change Visit www sounddevices com for the latest documentation MixPre D User Guide and Technical Information High pass Filter Each input of the MixPre D has a two position high pass filter High pass or low cut low frequency roll off filters are useful for removing excess low frequency energy in audio signals Wind noise is a common unwanted low frequency signal and a high pass filter is effective for reducing wind noise For most audio applications engaging the high pass filter is beneficial since little usable audio infor mation exists below 80 Hz especially for speech reproduction The MixPre D s high pass filters feature a 6 dB octave slope with either 80 Hz or 160 Hz corner 3 dB frequencies The 160 Hz setting is used when aggressive filtering is required The MixPre D s high pass circuit is unique because of its placement before any electronic amplification Most mixer s high pass circuits are placed after the mic preamp where all of the high energy low frequency signals get amplified Because the MixPre D s circuit cuts low frequency signals before amplifying higher headroom is achieved in presence of signals w
7. Input 1 Button and the Input 2 Button and turn the Headphone Controller Pan Switch The pan switches assign inputs to the channels of the output bus Inputs can be sent to the left right or both outputs equally The MixPre D features excellent off attenuation in the left and right positions With the use of the pan switches separate mixes can be sent to the left and right out puts For example a summed mono mix of both inputs can be sent to the right output while a single input can be sent to the left output LCR Inputs 3 and 4 Each channel of the Tape Return input can be routed to various locations When additional inputs are needed such as when multiple wireless receivers are used the Tape Return channels can be independently routed to the main output bus of the MixPre D to act as additional inputs 3 and 4 SOUNDSDEVICES 5 MixPre D User Guide and Technical Information To cycle between the available routings of the Tape Return signal hold down the Input 1 Button for Channel 3 or the Input 2 Button for Channel 4 and press the Headphone Controller An LED in the right meter will illuminate to represent the destination of the routing 30 RTN L Channel 3 or RINR Channel 4 18 Left output bus 16 Center left and right output bus 14 Right output bus When any channel of the Tape Return input is routed to the main output bus the RTN Monitor Source is disabled The TAPE R
8. Mode Metering 0000000000 The MixPre D features two large 16 segment LED output meters 009 2 ee e 00 6 bbs g The meters use energy efficient GaN LEDs which are clearly vis Oa O 900 000 ible in full sunlight The MixPre D output meters are unaffected 00 by shock temperature or humidity extremes The MixPre D meters display input levels in a peak VU format The perceived loudness VU is displayed on a bar graph and the Peak signal on a dot above the VU This metering format provides the best of both VU and Peak metering by seeing the loudness of the signal while simultaneously showing peaks To adjust the brightness of the meters and other front panel LEDs slide and hold the Slate Switch in the Slate position and turn the Headphone Controller Tone Oscillator amp Slate Microphone A single two position switch controls both the slate microphone and the tone oscillator Slate Microphone Osr The built in MixPre D slate microphone is used to notate scenes from the mixer location Its audio performance is not suitable for critical recording applications it should be used for documenting scenes and for communication purposes only The slate mic uses the momentary right switch position Hold the switch to the right to activate and release to turn off Program audio is muted when the slate mic is active The slate is sent to all outputs Tone Oscillator Tone is used to set gain between the MixPre D and
9. Product family standard for audio visual audio visual and lighting control apparatus for professional use Part 2 Im munity EN61000 4 2 2001 IEC61000 4 2 2001 ESD 4 kV contact 8 kV air discharge EN61000 4 3 2001 IEC1000 4 3 2001 EN61000 4 4 2001 IEC61000 4 4 2001 EN61000 4 4 2001 IEC61000 4 4 2001 Radiated RF immunity 10 V m 80 1 kHz amplitude modula tion AC and DC power ports EFT Burst 0 5 kV 2kV Signal gt 3m Control amp Measurement gt 3m EFT Burst 0 5kV EN61000 4 5 2001 TEC61000 4 5 2001 AC Input Ports Surge 1kV Differential Mode line to line 2kV Common Mode line to ground EN61000 4 5 2001 TEC61000 4 5 2001 Signal gt 30m Surge 1kV Common Mode EN61000 4 6 2001 TEC61000 4 6 2001 AC amp DC Power Ports Conducted RF Immunity 3 V 80 AM modulation O 1kHz EN61000 4 6 2001 TEC61000 4 6 2001 Signal gt 3m Control amp Measurement gt 3m Conducted RF Immunity 3 V 80 AM modulation O 1kHz EN61000 4 8 2001 TEC61000 4 8 2001 Display amp Magnetic Sensors Magnetic Field Immunity 3 A M TEC61000 4 11 2001 AC input ports Voltage Dips and Short Interruptions 70 40 and 5 nominal for 10ms 100ms 1 sec and 5 sec 50Hz Tested by L S Compliance Inc Cedarburg Wisconsin March 21 22 2011 MAA Matthew Anderson Director of Engineering Sound Devices LLC
10. SOUNDS DEVICES OFF LIM LINK MixPre D User Guide and Technical Information Sound Devices LLC 300 Wengel Drive Reedsburg WI USA 1 608 524 0625 fax 1 608 524 0655 Toll Free 800 505 0625 www sounddevices com support sounddevices com Y 44 1K osx MixPre D POWER MixPre D User Guide and Technical Information Table of Contents Table of Contents c ccc e eee eee ees 1 Front Panel Description 2 Side Panels Description 0 3 INPUTS 0 eee eee eee nennen 4 Mic Line Setting u es papis desde as eonuads 4 Phantom Power 00 ccc cece eee co 4 Input Gain Control aaau 4 High pass Filter 4 conri ni 5 Limiters 5 screed aan 5 Pan Wii aaae 5 Inp ts SANA cia ee nn 5 Input LINKING rasen 6 XY Stereo Link aaae iaa 6 MS Stereo LINKING u He rer pra 6 Outputs eer pudene ar 6 XLR OUMPUIS es erw 7 A ieaie enei RREA 7 AES Digital Output unse ees nearn 7 Sampling Rate tank 7 Monitoring 2 a AnEEN 7 Headphone Gain 2222n sure nennen nennen 7 Headphone Source Selection 00 o 8 Meten nee 8 Tone Oscillator amp Slate Microphone 8 Slate Microphone 00 0 cece cece eee ee 8 Tone Oscillator scented sarna 8 Powering 0 cece e eee eee eee eee eee eeeeees 9 Power Switch and LED ccc ee cece eee ee ees 9 Internal Batteries 0 0 ccc
11. TN Input 3 and 4 Input is an unbalanced stereo input that is suitable for tape or line level devices only There are no microphone preamps on Inputs 3 and 4 Input Linking Stereo linking allows Inputs 1 and 2 to be controlled as a single stereo input This is useful when stereo microphones or stereo line level signals are used with the MixPre D There are two modes of operation for stereo linking X Y link and MS stereo The Linked status of the inputs is indicated by the Link LEDs on the front panel When both LEDs are off the inputs are not linked To cycle between linking configurations hold down both Input 1 and Input 2 Buttons and slide the Slate Switch to the Slate position X Y Stereo Link When in X Y stereo link operation Input 2 s Pan Switch controls the stereo image L Input 1 Left Input 2 Right C Both Inputs in both channels R Input 1 Right Input 2 Left Channel 2 s Fader controls the overall level of the stereo pair Input 1 and 2 s High pass Filters continue to act independently of each other When linked Input 1 and 2 s Limiters are also linked MS Stereo Linking When MS stereo linking is selected in the Setup Menu Inputs 1 and 2 are linked as an MS Mid Side stereo pair Connect the mid signal unidirectional cardioid microphone to Input 1 and the side signal bi directional microphone to input 2 Input 2 s Level Control adjusts the overall gain of the MS stereo pair Input 1 s Level C
12. Volts The robust battery cap and tube are sealed to prevent inadvertent battery leakage from reaching internal circuitry The threaded nick el cap extends beyond the panel to make battery changes easy and quick Remove batteries when the unit is stored for extended periods External DC Sources For extended mixer runtime use an external DC source The MixPre D can be powered from any DC source with a voltage range of 10 volts to 18 volts If an over voltage is applied to the mixer an inter nal poly fuse is opened to prevent mixer damage The fuse is reset when the voltage is removed The external DC supply is isolated floating from the circuitry to minimize ground loop and interac tion among devices sharing the same DC source The external DC connector is a Hirose 4 pin female This locking connector mates to Hirose P N HR10 7P 4P Sound Devices P N XL H Pin 1 is nega tive and pin 4 is the positive voltage Computer Interface The MixPre D is an USB Audio Device Class peripheral When attached to a computer as an audio interface the stereo output bus is sent to the computer as left and right inputs and the left right audio output of the computer is sent to the headphone output of the MixPre D No proprietary drivers are required to operate the MixPre D The MixPre D directly operates with Mac OS 10 4 Windows XP Vista and 7 both 32 and 64 bit or Linux See Computer System Re quirements for details The first time the Mi
13. XLR Output switch to AES When connected to a computer with a USB cable the sample rate of the MixPre D is set by the comput er s operating system and the sample rate cannot be changed from the MixPre D See Computer Interface Stereo Unbalanced Mic Output srunsaL micour The Stereo Unbalanced Mic Output is designed to interface with pro sumer DSLR type cameras The MixPre D has an unbalanced two channel hot mic level output ona single locking TA3M connector The Stereo Unbalanced Mic Output program is identical to the XLR Output This out put is fixed at a 36 dBu Monitoring Headphone Gain o Headphone output level is controlled by the front panel Headphone Controller While turn o ing the Headphone Controller the headphone gain level is indicated on the Right Output am Meter SOUNDSDEVICES MixPre D User Guide and Technical Information The MixPre D can drive headphones to dangerously high levels Turn down the headphone gain before selecting a headphone source to prevent accidental signal extremes Headphone Source Selection The source of the headphone output can be selected by pressing the Headphone Controller o o O The Headphone Source LED indicates what source program is present in the headphone BIN output Headphone Source LED Headphone Source Main mixer output Including Channel 3 4 input if enabled Flashing Blue Computer Audio Only available in Interface
14. camera XL CAM Removable top mounted 1 4 20 thread mount XL TA25 TASF to 3 5 mm TRS 12 inch used to connect MixPre D Tape Output 3 5mm to 552 TA5M Link I O TA5M XL H Bare Hirose 4 pin locking DC connector HR10 7P 4P XL NPH NP type battery cup with 24 inch cable terminated in Hirose 4 pin lock ing DC connector HR10 7P 4P at equipment end XL WPH3 AC to DC Power Supply in line 100 240V 50 60 Hz input 12 VDC 3 75 A 45 W output Hirose 4 pin DC plug Supplied with 3 pin IEC cord for Y N use in North America and Japan SOUNDSDEVICES 13 MixPre D User Guide and Technical Information Warranty and Technical Support Warranty amp Service Sound Devices LLC warrants the MixPre D against defects in materials and workmanship for a period of ONE 1 year from date of original retail purchase This is a non transferable warranty that extends only to the original purchaser Sound Devices LLC will repair or replace the product at its discretion at no charge Warranty claims due to severe service conditions will be addressed on an in dividual basis THE WARRANTY AND REMEDIES SET FORTH ABOVE ARE EXCLUSIVE SOUND DEVICES LLC DISCLAIMS ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE SOUND DEVICES LLC IS NOT RESPONSIBLE FOR SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING FROM ANY BREACH OF WARRANTY OR UNDER ANY OTHER LEGAL THEORY Because s
15. cece eens 9 External DC Sources 0 c cece eee eee eens 9 Computer Interface 0ccceee eee eee eee 9 Installation and Connection with MacOS 10 OS X Audio MIDI Setup oooococcccccoco 10 Adjusting Sample Rate in OS X 00005 10 Windows Installation and Connection 10 Windows Vista and Windows 7 Sound Control Panel 10 Adjusting Sample Rate in Windows Vista and Windows 7 10 Windows XP Sound Control Panel 10 Front Panel Button Shortcuts 11 Specifications ooooooooocccococro 12 Warranty and Technical Support 14 CE Declaration of Conformity 15 Copyright and Release All rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the expressed written permission of SOUND DEVICES LLC SOUND DEVICES is not responsible for any use of this information SOUND DEVICES LLC shall not be liable to the purchaser of this product or third parties for damages losses costs or expenses incurred by purchaser or third parties as a result of accident misuse or abuse of this product or unauthorized modifications repairs or alterations to this product or failure to strictly comply with SOUND DEVICES LLC s operating and installation instructions Mic
16. d Phantom Power Switch Selects the input level of the adjacent XLR input Left 48V mic level with phantom power Middle MIC mic level without phantom power Right LINE line level Mic level has 40 dB more gain than line level Stereo Mic level Output Unbalanced stereo signal on a TA3 con nector Signal from this output is mic level 36 dBu Pin 1 ground Pin 2 left Pin 3 right Stereo Line level Output Tape Out Unbalanced stereo 3 5 mm output connector Signal from this output is aux level 10 dBu Tip left Ring right Sleeve ground 12V Phantom LED Illuminated phantom power is set to 12 V Off phantom power is set to 48 V XLR Outputs Active balanced outputs Mic or Line switchable Right output can also be set to AES Pin 1 ground Pin 2 hot Pin 3 cold SOUND DEVICES 10 gt 00 OUTPUTS TAPE RTN E MIC i MIC LINE AES L R 10 17 voc XLR Output Switch Sets level of output XLRs Left MIC mic level 40 dB Middle LINE line level Right AES AES digital The AES setting is available on the right output only AES signal carries 2 channels on one balanced connector USB Port USB connector for interconnection with the computer USB 1 1 and 2 0 compli ant Return Input Unbalanced stereo 3 5 mm input con nector Feeds return signal to monitors or 3 4 Inputs See Inputs 3 and 4 Tip left Ring
17. etering e 16 segment x 2 GaN Gallium Nitride meters e peak VU responding Powering Internal 2 AA alkaline batteries 4 hours External 10 17 VDC via 4 pin Hirose pin life typical no phantom power 4 pin 1 completely isolated float ing supply USB Connectivity USB class compliant device analog input to USB output USB monitoring in head phones A D Converter e 103 dB typical A weighted e Sample rate selectable 44 1 k 48 k or 96 k Temperature e Operating 20 C to 60 C 0 to 95 relative humidity non condensing Storage 40 C to 85 C Weight 0 7 kg 1 5 lbs with batteries Dimensions 43 mm x 94 mm x 140 mm h x w x d 1 7 x 3 7 x 5 5 Accessories Several high value accessories are available for the MixPre D For a full list of Sound Devices products and accessories visit our web site www sounddevices com products Optional MixPre D Related Accessories XL 2F 25 inch XLR F to TA3 F cable used to connect the MixPre D s balanced analog XLR M outputs to units with balanced TA3 M inputs 7 Series recorders package of two XL 4 Bag of four 4 TA3 F type connectors XL 3 TA3 F to 3 5 mm TRS used to connect the MixPre D s unbalanced stereo mic level output TA3 M to camera inputs or for connecting the MixPre D s Tape Output 3 5mm TRS to the Mix Input TA3 M on a 302 or 552 XL AB Anton Bauer D tap to Hirose 4 pin 12 inch to power mixer from Anton Bauer equipped
18. in either Classic view or Category view 2 If category view is enabled click Sounds Speech and Audio Devices then click Sounds and Audio De vices Skip to step number 4 3 If classic view is enabled click Sounds and Audio Devices 4 Click the Audio tab Select the MixPre D from the Default device dropdown menu in the Sound play back section Select the MixPre D from the Default device dropdown menu in the Sound recording section 10 v1 0 Features and specifications are subject to change Visit www sounddevices com for the latest documentation MixPre D User Guide and Technical Information Front Panel Button Shortcuts Function Key Sequence HP Source Toggle RTN Level Limiter Threshold Input Linking 12V Phantom LED Brightness Sample Rate Channel 3 Assign Channel 4 Assign Channel 3 Level Channel 4 Level SOUNDSDEVICES Press Headphone Controller Switches monitor source between mixer output LED off RTN program solid blue LED and computer output flashing blue LED Press and hold Headphone Controller then turn Headphone Controller Adjusts the input level of RTN input Hold Input 1 Button hold Input 2 Button and turn Headphone Controller Adjusts the threshold level of the limiter Hold Input 1 Button hold Input 2 Button and slide Slate Switch right Switches input linking between unlinked no LEDs stereo linking one LED lit and M S linki
19. ith a high amount of low frequency energy When possible attempt to equalize at the sound source with microphone selection use of wind screens microphone placement and on board microphone filtering Many microphones have on board high pass filters and the high pass filters on the MixPre D can be used in conjunction with the microphone s filters to increase the filter s slope The three available high pass filter settings are switched for each input by pressing the Input Button for the adjacent input The two blue High pass Filter LEDs for each input indicate the setting of the high pass filter for the adjacent input Limiters The MixPre D Limiters act solely as safety limiters Activate the Limiters using the front panel LIM switch Both input and output limiters are active with input limiters preventing overload of the input stage and output limiters preventing the MixPre D from overloading the next device in the signal chain In normal operation with a properly set gain structure the limiter threshold is only occasionally reached In the presence of extremely high input signal levels such as in high SPL environments the limiter s activate to prevent the input signal from clipping The limiters have no effect on audio below the set threshold When Inputs 1 and 2 are linked as a stereo pair the limiters also link gain reduction is equal for both inputs To change the threshold of the limiters hold down both the
20. mm Return Input tip signal L ring signal R sleeve signal ground Mates with 3 5 mm TRS jack Signal is unbalanced XLR M 1 ground Transformer balanced Output Level is selectable using Master Outputs 2 signal switch between Mic or Line level For unbalanced pin 1 AES Output 3 signal and pin 3 tied together ground pin 2 positive Balanced AES3 Out on Right XLR connector 110 ohm 2 V p p AES3 and S PDIF compatible with RCA adaptor 3 5 mm tip signal L Mates with 3 5 mm TRS jack Signal is unbalanced Tape Output ring signal R sleeve signal ground TA3 M AN 1 ground Unbalanced stereo output for interconnection to stereo Stereo Mic Output KJ 2 left signal mic inputs Mic level 36 dBu Mates with Switchcraft 3 right signal TA3F type connector 1 4 inch Female tip signal L Mates with 1 4 inch TRS jack Headphone ring signal R sleeve signal ground Hirose 4 pin 1 ground 10 17 Volt DC input Mates with Sound Devices XL NPH DC Input 2 not connected and XL WPH3 powering accessories See Accessories for 3 not connected details 4 DC Specifications Frequency Response set at 50 20Hz 30 kHz 0 2 0 5 dB relative to 1 kHz level with 150 ohm source gain controls Equivalent Input Noise 126 dBu 128 dBV max mic in to line out 150 ohm source flat weighting 22 Hz 22 kHz bandwidth gain control set at 50 or higher phantom po
21. ng both LEDs lit Slide and hold Slate Switch right and press Headphone Controller Switches between 48V phantom and 12V phantom for mic inputs setting only Slide and hold Slate Switch to the right and turn Headphone Controller Adjusts brightness of all LEDs Hold Headphone Controller while switching Right Output Switch to AES Switches between 44 1 kHz 48 kHz and 96 kHz sample rates Hold Input 1 Button and press Headphone Controller Switches destination of left channel of RTN input between RTN left 30 on meter left output bus 18 center output bus 16 and right output bus 14 Hold Input 2 Button and press Headphone Controller Switches destination of right channel of RTN input between RTN right 30 on meter left output bus ay center output bus 16 and right output bus 14 Hold Input 1 Button and turn Headphone Controller Adjusts input level of input 3 when set to some thing other than RTN left Hold Input 2 Button and turn Headphone Controller Adjusts input level of input 4 when set to some thing other than RTN right MixPre D User Guide and Technical Information Connector Pin Assignments Connector XLR F Analog Inputs 1 2 Pin Assignments 1 ground 2 signal 3 signal CO Notes 3 3k ohm input impedance Mic and Line level Transform er Balanced For unbalanced pin 1 and pin 3 tied together ground pin 2 positive 3 5
22. ome jurisdictions do not permit the exclusion or limitations set forth above they may not apply in all cases For all service including warranty repair please contact Sound Devices for an RMA return mer chandise authorization before sending your unit in for repair Product returned without an RMA number may experience delays in repair When sending a unit for repair please do not include accesso ries including carry cases cables or adapters unless instructed by Sound Devices Sound Devices LLC Service Repair RMA XXXXX 300 Wengel Drive Reedsburg WI 53959 USA telephone 608 524 0625 Technical Support Bug Reports For technical support and bug reporting on all Sound Devices products contact Sound Devices LLC E mail support sounddevices com web www sounddevices com support Telephone 1 608 524 0625 Toll Free in the U S A 800 505 0625 Fax 1 608 524 0655 1a v1 0 Features and specifications are subject to change Visit www sounddevices com for the latest documentation MixPre D User Guide and Technical Information CE Declaration of Conformity According to ISO IEC Guide 22 Sound Devices LLC 300 Wengel Drive Reedsburg WI 53959 USA declares that the product MixPre D Field Mixer is in conformity with and passes EN55103 1 1997 EMC Product family standard for audio visual audio visual and lighting control apparatus for professional use Part 1 Emis sions EN55103 2 1997 EMC
23. ontrol adjusts the spread or width of the stereo image Input 2 s Pan Switch controls the polarity of the side signal L Normal R Inverted Reverse polarity to flip the stereo image between right and left The center C position of Input 2 s Pan Switch mutes the side signal only the mid signal is present resulting in a mono signal Input 1 s Pan Switch is disabled in MS linking mode Input 1 and 2 s High pass Filters continue to act independently of each other Outputs The MixPre D is a two output bus mixer Each input can be hard panned between the left and right output bus making it easy to use the MixPre D in either stereo or dual mono operations Be cause dialog is often recorded in mono each output connector can be used to send signal to separate cameras or recorders The MixPre D s XLR Outputs Tape Outputs Stereo Unbalanced Mic Outputs and AES Digital Output share the same program content and pan assignment There is no master level control on the MixPre D The master is factory set to unity gain or 0 dB 6 v1 0 Features and specifications are subject to change Visit www sounddevices com for the latest documentation MixPre D User Guide and Technical Information XLR Outputs The two XLR outputs are active balanced connections each capable of driving long lines These connections can be used as either balanced or unbalanced When unbalancing use pin 2 for and pin 1 for ground
24. rosoft Windows is a registered trademark of Microsoft Corporation Macintosh is a registered trademark of Apple Inc Other product and company names mentioned herein may be the trademarks of their respective owners The sound waves logo is a registered trademark of Sound Devices LLC SOUNDSDEVICES 5 MixPre D User Guide and Technical Information Front Panel Description Link LEDs Indicates linked status of inputs Both LEDs off no link Bottom LED illu minated stereo linking Both LEDs illuminated MS stereo linking See Input Linking Input Gain Controls Potentiometers to adjust input gain Fully counter clockwise is off High Pass Filter LEDs Indicates that the high pass filter is engaged for the input One LED illumi nated 80 Hz Both LEDs illuminated 160 Hz Input Buttons Toggles between high pass filter settings for the input Off 80 Hz 160 Hz Pan Switches Input Assignment Three position switch pans input to Left Center both left and right or Right outputs When inputs are linked Input 2 Pan Switch function is altered See Input Linking Tone Oscillator Slate Microphone Switch Toggle switch activates a 1 kHz tone oscillator when switched to the left posi tion and activates the slate microphone when in the right momentary position Microphone inputs are muted when tone or slate are activated 10 11 12 13 wm 44 1K 48K O so
25. the drop down box labeled Format OS X 10 5 and earlier Select the MixPre D from the Properties For dropdown menu then set the sample rate channel count and bit depth as desired from the dropdown menus in the Audio Input section and the Audio Output section Windows Installation and Connection Before connecting the MixPre D quit all open applications that use audio Audio application that are open when the MixPre D is connected may not recognize the MixPre D until the application is restart ed Windows Vista and Windows 7 Sound Control Panel 1 Follow Start gt Control Panel gt Sound 2 Click the Playback tab 3 Click to select the item labeled MixPre D in the list of devices 4 Click the Set Default button A green check mark icon will appear next the MixPre D entry and the phrase Default Device will appear below the entry indicating that the MixPre D is now the default playback device 5 Click the Recording tab and repeat and repeat steps 3 and 4 to make the MixPre D the default recording device Adjusting Sample Rate in Windows Vista and Windows 7 1 Follow Start gt Control Panel gt Sound 2 Click the Playback tab Highlight Single click the entry labeled MixPre D and then Click the Proper ties button 3 Click the Advanced tab Select the desired bit depth and sample rate from the dropdown menu Windows XP Sound Control Panel 1 Follow Start gt Control Panel The control panel view will be
26. the next device in the signal path The tone oscillator uses the locking left position of the slide switch Slide left to activate and slide right to deactivate The tone oscillator outputs a 1 kHz sine wave at 0 dBu to the outputs when the outputs are set to Line Level Program audio is muted when tone is active Tone is sent to all outputs The MixPre D headphone outputs are attenuated when tone is activated O v1 0 Features and specifications are subject to change Visit www sounddevices com for the latest documentation MixPre D User Guide and Technical Information Powering The MixPre D can be powered from either internal batteries or from external DC The power efficient MixPre D can operate from two AA alkaline batteries for nearly a production day less with phan tom powering While many users prefer external DC sources to power both their mixer and wireless receivers the use of internal batteries is perfectly feasible for both primary and backup powering of the MixPre D Power Switch and LED The 3 position power switch selects between internal batteries external DC or power off There is sufficient capacitance in the power supply circuit to toggle between internal and external without any disruption in audio The power LED illuminates solid green to indicate good power The power LED flashes green when the internal batteries are low Internal Batteries The MixPre D accepts two standard AA batteries 1 2 to 1 65
27. wer off Input Clipping Level 10 dBu min mic level 28 dBu min line level Gain e Line to Line max 26dB e Line to Mic max 14dB e Mic to Mic max 26dB e Mic to Line max 66dB e Unbalanced mic TA3 relative to Line out 36dB Dynamic Range 110 dB min mic input to line output THD Noise 0 05 max from 50 Hz to 22 kHz 4 dBu output level Common Mode Rejection Ratio 100 dB min at 80 Hz 60 dB min at 10 kHz Inputs Transformer balanced 2k mic input impedance 16k line input impedance Outputs e XLR Line Mic active balanced 100 ohm output impedance XLR AES3 balanced 110 ohm two channel on right XLR connector TA3 unbalanced mic level output pin 2 left pin 3 right pin 1 ground 200 ohm output impedance Tape 3 5 mm Unbalanced tip left ring right sleeve ground 2 1k ohm output imped ance Output Noise 100 dBu 102 dBV max 22 Hz 22 kHz bandwidth flat filter High Pass Filters 80 Hz or 160 Hz switch selectable 6 dB per octave Phantom Power 12 volt through 680 ohm resistors or 48 volt through 6 8 k resistors switch selectable E v1 0 Features and specifications are subject to change Visit www sounddevices com for the latest documentation MixPre D User Guide and Technical Information Limiter e Threshold adjustable 1 mS attack time e 6 dBu to 18 dBu 500 mS release time e 20 1 limiting ratio M
28. xPre D is plugged in the operating system will enable standard USB Audio Device Class drivers automatically if necessary When connecting the MixPre D to computers running Linux or any version of Macintosh OS X previ ous to 10 5 8 it is necessary to run the MixPre D in full speed USB mode To do this hold down the Headphone Controller while inserting the USB plug to the MixPre D SOUNDSDEVICES KE MixPre D User Guide and Technical Information Installation and Connection with Mac OS Before connecting the MixPre D quit all open applications which use audio Audio application that are open when the MixPre D is connected may not recognize the MixPre D until the application is restarted OS X Audio MIDI Setup 1 Follow Applications gt Utilities gt Audio MIDI Setup to open the Audio MIDI Setup dialog 2 OSX 10 6 and later Highlight the MixPre D item in the list of devices click the button with the gear icon and select Use this device for sound output Click the button with the gear icon again and select Use this device for sound input OS X 10 5 and earlier Ensure that the MixPre D is selected for both the Default Input dropdown menu and the Default Output dropdown menu in the System Settings section Adjusting Sample Rate in OS X 1 Follow Applications gt Utilities gt Audio MIDI Setup to open the Audio MIDI Setup dialog 2 OSX 10 6 and later Highlight the MixPre D item and adjust the sample rate and bit depth from
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