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ENGLISH
20
BALANCED
CD
LINE 1
DISPLAY
ATT
LINE 2
RECORDER
A
SYNC B
input
selector
power on/offpower on/off
stereostereo
control
amplifier
sc
-
7s2
volumevolume
441
19
136
459
18
SPECIFICATION
SPECIFICATION
Maximum output voltage (20Hz-20kHz) ............ 13.5V (BALANCED)
................................................. 13.5V (UNBALANCED)
Total harmonic distortion (20Hz-20kHz) ....... 0.0015% (BALANCED)
............................................... 0.003% (UNBALANCED)
Frequency response (+0/-3dB) ............. 3Hz150kHz (BALANCED)
...................................... 3Hz150kHz (UNBALANCED)
Input sensitibity/Input impedance .......... 420mV/20k (BALANCED)
...................................... 420mV/20k (UNBALANCED)
Output impedance ............................................... 70 (BALANCED)
.................................................... 70 (UNBALANCED)
S/N (IHF-A) ......................................................105dB (BALANCED)
................................................ 108dB (UNBALANCED)
Channel separation (20kHz) ............................100dB (BALANCED)
................................................ 100dB (UNBALANCED)
Volume adjustment range .................... -, -1000dB (0.5dB STEP)
Trim level adjustment range .............................. ±6dB (0.5dB STEP)
Attenuator setting level ........................................ -20, -40, -60, -dB
Supply voltage (SC-7S2/N1G) ................................ AC 230 V 50Hz
(SC-7S2/U1G) ................................ AC 120 V 60Hz
Power consumption(SC-7S2/N1G) ................................ 20W (0.1 A)
(SC-7S2/U1G) ................................ 20W (0.2 A)
Dimensions ...................................................................... W 459mm
....................................................................... H 136mm
....................................................................... D 441mm
Weight .................................................................................... 21.8kg
DIMENSIONS
12
3
BALANCED
CD
LINE-1
LINE-2
RECORDER
REC OUT
12
3
BALANCED
UNBALANCED-1
UNBALANCED-2
Ach INPUT
±22V
+5V
±12V
AMP
RELAY
LED DISPLAY
F.C.B.S.
DISPLAY
DRIVER
IN
OUT
VOLUME
DISPLAY SW
ATT SW
IR
ID SW
I/V
VOL
I/V
VOL
+5V
VOL.
-
+
+
-
+
-
+
-
μ- COM.
INPUT
SELECTOR
MODE SW
μ- COM.
MUTE
DRIVER
RELAY
DRIVER
Ach PRE OUT
Bch INPUT
Bch VOL
Unit: mm
BLOCK DIAGRAM
SC-7S2 UN DFU 01 ENG 3/3 06.8.9, 1:53 PMPage 20 Adobe PageMaker 6.5J/PPC
24


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