Level meter adjustment Master A: feed in signal via MIC lnput to Master A UR, adjust E(0)
=
0 dBu and display
to
0 dB with trim control CAL.
Level meter adjustment Master
B:
feed in signal via MIC lnput to Master B UR, adjust E(0)
=
0 dBu and display
to
+3 dB with trim control CAL.
Phantom power:
If
key
+48
V
is pushed, a DC voltage of
+
48
Volt must be measured between pin2 and pin1 or pin 3 and pin 1 of
the XLR socket.
TALK
-
OVER Attenuation: variable from 0 dB to 20 dB.
Other Measurements:
Measurement
Input Test point Result Comment
EIN (Noise) MIC MASTER A
UR EIN
=
-
123 dBu R(a)
=
150 Ohm
EIN (Noise)
LINUTAPUCD MASTER A UR EIN
=
-
105 dBu R(a)
=
50 Ohm
THD+N (f=l kHz) LINUTAPE CD MASTER A UR THD+N
<
0.01 5% U(E)
=
-
1 0 dBu
THD+N (f=l kHz) MIC MASTER A UR THD+N
<
0.06
%
U(E)
=
-
31 dBu
CMRR (f=l kHz) MIC MASTER A UR CMRR
>
60 dB
Crossover freq.
LlNE /TAPUCD
TAPE RECORD 10 Hz 100 kHz
Crossover freq.
LlNE /TAPE/CD
HEADPHONES 20 Hz
18 kHz
Crossover freq.
LINE /TAPUCD
AUX SEND 10Hz
100kHz
Crossover freq. LlNE /TAPUCD
EFFECT SEND 10 Hz 95 kHz
Crossover freq.
LlNE /TAPUCD
MASTER B,MONO 10 Hz
100 kHz
Crossover freq.
M
IC
MASTER A UR 25 Hz 23 kHz
Crossover freq.
LlNE /TAPE/CD
MASTER A UR 10 Hz
100 kHz
Fader opened Fader closed
Noise, Phono
Noise, BUS
Noise, BUS
Noise, BUS
Noise, BUS
Noise, BUS
Noise, BUS
Noise, BUS
PHONO MASTER A
UR
.......................
MASTER A UR
.......................
MONO OUT
.......................
MASTER B
.......................
AUX SEND
.......................
TAPE RECORD
Mic to Effect EFFECT SEND
PRE Master HEADPHONES
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