Lexicon MPX G2 Service Manual

Lexicon
4-33
Lexicon Audio Precision ATE Summary
This chart represents a summary of test Audio Precision test settings and parameters used by Lexicon
Manufacturing in production testing of all MPX G2 product. This is provided as a reference and supplement
to bench test settings found in the proof of performance in this manual.
Test Description Sweep Left Right Freq.
Bal/Unbal
Gnd/Flt Level
Measure Reading
Upper Lower Fltr Imp. Band
Input To Send Files
BYPASS
Input to Send Output at 0 out in
Bypass 0.5dBu In
NONE 0.5dBu OFF 997 UNBAL FLOAT dBu LEVEL -1.2 -0.64 -1.76 OFF 100K 22-22K
Input to Send Output at 18 out
in Bypass 0.5dBu In
NONE 0.5dBu OFF 997 UNBAL FLOAT dBu LEVEL 16.8 17.36 16.24 OFF 100K 22-22K
Input to Send Output Relay
+1dBu In
NONE +1dBu OFF 997 UNBAL FLOAT dBu LEVEL --------- 1.56 -0.44 OFF 100K 22-22K
Input to Send Output at 18 out
in Bypass 600 Ohn 0.5dBu In
NONE 0.5dBu OFF 997 UNBAL FLOAT dBu LEVEL 10.8 11.36 9.24 OFF 100K 22-22K
Input to Send Frequency
Response in Bypass +1dBu In
FREQ +1dBu OFF 20-20K UNBAL FLOAT dBr LEVEL 0 1.06 -1.56 OFF 100K 10-
500K
Input to Send THD+N in
Bypass +1dBu In
THD+N +1dBu OFF 20-20K UNBAL FLOAT % THD+N --------- 0.4/4.0 0.0007 OFF 100K 22-22K
Input to Send SNR in Bypass
+2.2dBu In
NONE +2.2dBu OFF 997 UNBAL FLOAT dBr LEVEL --------- -99.94 -120 OFF 100K 22-22K
Input to Noise Gate On NONE -24dBu OFF 997 UNBAL FLOAT dBu LEVEL --------- -39.94 -100 OFF 100K 22-22K
Input to Noise Gate Off NONE -
16.5dBu
OFF 997 UNBAL FLOAT dBu LEVEL 0 1.06 -1.06 OFF 100K 22-22K
TONE ON
Input to Send Output w/Tone
Enabled 0.5dBu In
NONE +1dBu OFF 997 UNBAL FLOAT dBu LEVEL 16.8 17.36 16.24 OFF 100K 22-22K
Input to Send THD+N w/Tone
Enabled +1dBu In
THD+N +1dBu OFF 20-20K UNBAL FLOAT % THD+N -------- 0.65/2.5 0.0007 OFF 100K 22-22K
Input to Send SNR w/Tone
Enabled +2.2dBu In
NONE +2.2dBu OFF 997 UNBAL FLOAT dBr LEVEL -------- -96.94 -120 OFF 100K 22-22K
Input to Send Flat Freq
Response Tone Enabled -
15.5dBu In
FREQ -15dBu OFF 20-20K UNBAL FLOAT dBr LEVEL 0 1.06 -1.56 OFF 100K 10-
500K
Input to Send Low Cut Freq
Resp Tone Enabled -15.5dBu
In
FREQ -15dBu OFF 20-20K UNBAL FLOAT dBr LEVEL -------- 1.06 -1.06 OFF 100K 10-
500K
Input to Send Low Boost Freq
Resp Tone Enabled -15.5dBu
In
FREQ -15dBu OFF 20-20K UNBAL FLOAT dBr LEVEL -------- 1.06 -1.06 OFF 100K 10-
500K
Input to Send Mid Cut Freq
Resp Tone Enabled -15.5dBu
In
FREQ -15dBu OFF 20-20K UNBAL FLOAT dBr LEVEL -------- 1.06 -1.06 OFF 100K 10-
500K
Input to Send Mid Boost Freq
Resp Tone Enabled -15.5dBu
In
FREQ -15dBu OFF 20-20K UNBAL FLOAT dBr LEVEL -------- 1.06 -1.06 OFF 100K 10-
500K
Input to Send Hi Boost Freq
Resp Tone Enabled -30.5dBu
In
FREQ -30dBu OFF 20-20K UNBAL FLOAT dBr LEVEL -------- 1.06 -1.06 OFF 100K 10-
500K
DSP ON
Input to Send Output Pre DSP
Enabled 0.5dBu In
NONE +1dBu OFF 997 UNBAL FLOAT dBu LEVEL 12.2 12.76 11.64 OFF 100K 22-22K
Input to Send Freq Resp Pre
DSP Enabled +1dBu In
FREQ +1dBu OFF 20-20K UNBAL FLOAT dBr LEVEL 0 1.06 -1.56 OFF 100K 10-
500K
Input to Send Freq Resp Pre
DSP & Tone Enabled +1dBu In
FREQ +1dBu OFF 20-20K UNBAL FLOAT dBr LEVEL 0 1.06 -1.56 OFF 100K 10-
500K
Input to Send THD+N Pre DSP
Enabled +1dBu In
THD+N +1dBu OFF 20-20K UNBAL FLOAT % THD+N -------- 0.4/4.0 0.0007 OFF 100K 22-22K
Input to Send Soft Sat THD+N
Pre DSP Enabled
I-
SSATDS
-4dBu OFF -3 to
+1
UNBAL FLOAT % THD+N -------- .6 to 7.6 .1-6.6 OFF 100K 22-22K
Input to Send SNR Pre DSP
Enabled +2.2dBu In
NONE +2.2dBu OFF 997 UNBAL FLOAT dBr LEVEL -------- -94.94 -120 OFF 100K 22-22K

Lexicon MPX G2 Specifications

General

Brand	Lexicon
Model	MPX G2
Category	Recording Equipment
Language	English