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18

Measurements  

Audio Precision

09/21/05 09:47:00

MASTER MONITOR GAIN -  FREQUENCY RESPONSE  

Pegel In-Out.at2c

Frequency Response from 20k to 20 Hz.  F4 first to set 0 dBr at 1kHz.  The 2 Ch Ampl Function Reading meter BW is 
set to <10 Hz  >500kHz so the bandwidth is the same as the Level meter.  Optimize for detail.

-30

+0

-27.5

-25

-22.5

-20

-17.5

-15

-12.5

-10

-7.5

-5

-2.5

d

B

r
 

A

20

20k

50

100

200

500

1k

2k

5k

10k

Hz

MMC2 MONITOR GAIN CH 1-2  PAD 10,20,30dB L R

Summary of Contents for MMC2

Page 1: ...On 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On ø Rev ø Rev ø Rev ø Rev 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On ø Rev ø Rev ø Rev ø Rev 6 Rt o RS 4 LFE 2 R...

Page 2: ...including loss of data lost profits cost of cover or other special incidental consequential or indirect damages arising from the use of the unit however caused and on any theory of liability This limita tion will apply even if SPL or an authorized dealer has been adviced of the possibility of such damage Sound Performance Lab SPL electronics GmbH P O Box 12 27 D 41368 Niederkruechten Germany Phone ...

Page 3: ...lation Avoid installation in environments exposed to vibrations dust heat cold moisture or electrical and magnetic fields Do not install the unit in proximity to power amplifiers or digital processors You may consider placing it near other analog gear Such placement can prevent interference from Word Clock MIDI etc Do not open the case You may risk severe electric shock and may damage your equipment...

Page 4: ...s obvious and the only solution is discrete analog technology in its most advanced implementation Moreoveradditionalprerequisitesspeakfortheemploymentofhigh perform ance analog technology ThenumberofnecessaryAD DAconversionsshouldbereducedtoaminimum With the MMC2 digital sources can be connected to a digital router which outputs the selected source through the preferred DA converter This ensures t...

Page 5: ...ing Speaker Management ON SOLO MONO SOLO TO CENTER L C R TO LFE STEREO M CH OPERATION MONITOR SELECTION DIM MUTE 4x STEREO RECORDING OUTPUTS bal drivers 2x M CH RECORDING OUTPUTS bal drivers 2x STEREO MONITOR OUTPUTS bal drivers 2x M CH MONITOR OUTPUTS bal drivers INSERT BYPASS switch relay TRIM ON switch TRIM control 10 dB TRIM ON switch TRIM control 10 dB MASTER FADER ON MASTER FADER PHASE REVER...

Page 6: ...5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On ø Rev ø Rev ø Rev ø Rev 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On 10 10 1 2 3 5 4 6 7 8 9 0 1 2 3 4 5 6 7 8 9 dB Trim On ø Rev ø Rev ø Rev ø Rev 6 Rt o RS 4 LFE 2 R 8 5 Lt o LS 3 ...

Page 7: ...you can easily compare what comes in and what goes out of the console IMPORTANT Selecting the return monitoring mode overrules input and output moni toring modes NOTE All MMC2 buttons allow for individual labeling Input Trims An input selected in the Source section is routed to the Input Trims section This section provides On and Phase Reverse switches a high grade ALPS potentiometer with 41 steps...

Page 8: ...n LFE signal factory standard 10 dB level to the L C R channels Two Operation Mode buttons are provided to change the MMC2 configuration from stereo to multi channel operation For improved operational safety and to switch off all monitoring functions other than L R the Stereo button must be pressed before starting a stereo mastering job The Monitor section offers three mono functions 1 Mono L R 2 M...

Page 9: ... the Fader On switch in the respective Output Trim section to be controlled by the master fader With this control s extremely fine level settings the engineer can attain every ounce of recording headroom The result thanks to these controls of infinite resolution is an unparalleled excellence in dynamic mastering Output Trims The Output Trims are based on the same high quality ALPS potentiometers lik...

Page 10: ...display indicating the current position of the processors in the sequence The mastering engineer can use this feature to compare between sequences in a varying order or to compare the same type of processors such as in the case of an equalizer from Manufacturer A and one of Manufacturer B Three memory banks are available which allow an active signal flow sequence to be compared instantly at a push ...

Page 11: ... C B 516 38 EDAC A E F H J K P N M L R S T U W Y X Z A A A D A E A F A H A N A M A L A K A J A P A R A S A T A C A B CANADA R 1 L 2 R 2 L 3 R 3 L 4 R 4 Stereo L 1 R 1 L 2 R 2 L 3 R 3 L 4 R 4 Stereo L 1 R L 1 R 2 C 3 LFE 4 LS 5 RS 5 L t o 7 L R t o 8 M CH Stereo V D C B 516 38 EDAC A E F H J K P N M L R S T U W Y X Z A A A D A E A F A H A N A M A L A K A J A P A R A S A T A C A B CANADA MONITOR B V...

Page 12: ...20 30 d e g 20 100k 50 100 200 500 1k 2k 5k 10k 20k 50k Hz MMC2 Channel 2 Direct Pre Insert Returnto MonitorOut Audio Precision 09 20 05 11 47 37 INPUT OUTPUT PHASE vs FREQUENCY SPL IN OUT PHASE at2c Measures phase difference between Input to DUT and Output from DUT Optimize to see the entire range 70 30 60 50 40 30 20 10 0 10 20 d e g 20 100k 50 100 200 500 1k 2k 5k 10k 20k 50k Hz MMC2 Channel 3 ...

Page 13: ...20 d e g 20 100k 50 100 200 500 1k 2k 5k 10k 20k 50k Hz MMC2 Channel 8 Direct Pre Insert Returnto MonitorOut Audio Precision 09 20 05 11 56 19 INPUT OUTPUT PHASE vs FREQUENCY SPL IN OUT PHASE at2c Measures phase difference between Input to DUT and Output from DUT Optimize to see the entire range 70 30 60 50 40 30 20 10 0 10 20 d e g 20 100k 50 100 200 500 1k 2k 5k 10k 20k 50k Hz MMC2 Channel 7 Dir...

Page 14: ... 25 d e g 20 100k 50 100 200 500 1k 2k 5k 10k 20k 50k Hz MMC2Inputto RECOutChannel 1 8 Audio Precision 09 20 05 15 10 44 INPUT OUTPUT PHASE vs FREQUENCY SPL IN OUT PHASE at2c Measures phase difference between Input to DUT and Output from DUT Optimize to see the entire range 15 30 10 5 0 5 10 15 20 25 d e g 20 100k 50 100 200 500 1k 2k 5k 10k 20k 50k Hz MMC2Inputto RECOutChannel 1 24XL R Audio Prec...

Page 15: ... 0 35 0 3 0 25 0 2 0 15 0 1 0 05 0 0 05 0 1 0 15 d B r A 20 20k 50 100 200 500 1k 2k 5k 10k Hz MMC2MASTER FADER SET 0dBCH 1 8 Audio Precision 09 21 05 09 44 19 MASTER FADER GAIN FREQUENCY RESPONSE Pegel In Out at2c FrequencyResponse from 20k to 20 Hz F4 first to set 0 dBr at 1kHz The 2 Ch Ampl Function Reading meter BW is set to 10 Hz 500kHz so the bandwidth is the same as the Level meter Optimize...

Page 16: ...20 17 5 15 12 5 10 7 5 5 2 5 0 2 5 5 7 5 10 12 5 15 17 5 d B r A 20 20k 50 100 200 500 1k 2k 5k 10k Hz Audio Precision 09 21 05 09 35 34 MASTER FADER GAIN FREQUENCY RESPONSE Pegel In Out at2c FrequencyResponse from 20k to 20 Hz F4 first to set 0 dBr at 1kHz The 2 Ch Ampl Function Reading meter BW is set to 10 Hz 500kHz so the bandwidth is the same as the Level meter Optimize for detail 12 6 10 8 6...

Page 17: ...0 7 5 5 2 5 0 2 5 5 7 5 10 12 5 15 17 5 d B r A 20 20k 50 100 200 500 1k 2k 5k 10k Hz MMC2RECTRIM POT CH 1 8 Audio Precision 09 21 05 09 19 30 GAIN FREQUENCY RESPONSE Pegel In Out at2c FrequencyResponse from 20k to 20 Hz F4 first to set 0 dBr at 1kHz The 2 Ch Ampl Function Reading meter BW is set to 10 Hz 500kHz so the bandwidth is the same as the Level meter Optimize for detail 20 20 17 5 15 12 5...

Page 18: ...sponse from 20k to 20 Hz F4 first to set 0 dBr at 1kHz The 2 Ch Ampl Function Reading meter BW is set to 10 Hz 500kHz so the bandwidth is the same as the Level meter Optimize for detail 30 0 27 5 25 22 5 20 17 5 15 12 5 10 7 5 5 2 5 d B r A 20 20k 50 100 200 500 1k 2k 5k 10k Hz MMC2MONITOR GAIN CH 1 2 PAD 10 20 30dBLR ...

Page 19: ...77 lb Power Supply For optimal audio quality and dramatically reduced inductive disturbance interference the MMC2 s power supply is divided into two parts The external part houses a toroidal transformer the linear power supply is built into the MMC2 housing Input voltage 110 120V 60Hz or 220 240V 50Hz Fuses external transformer 5 AT slow Fuses internal power supply 62 Volt PWS 2AT slow Power consu...

Page 20: ... authorized SPL warranty repair facility in the country where purchased or to the SPL factory in Germany in the original packaging or a replacement supplied by SPL 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 economiclossorinjurytopersonorpropertymayresultfromth...

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