VT
-181/VT
-181E
6
BLOCK DIAGRAM
CH1. PC BOARD
OUTPUT-1
INPUT
RELATIVE REF
METER
DC5V
GND
DC-5V
POWER ON/OFF
IMPEDANCE
CONVERTER
MAIN AMP
OUTPUT AMP
ABSOLUTE
MEAN
VALUE DET
AC 100V/120V/220V/230V
50/60Hz
1st ATT
2nd ATT
3rd ATT
GAIN
CONTROL
ATT
CONTROL
ROTARY SW
POWER
TRANSFORMER
POWER SUPPLY
VT-181/VT-181E(K)
INT
98.4.9
10:31
AM
y[W
11
Summary of Contents for VT-181
Page 15: ...A C E B D 2 1 3 5 7 4 6 VT 181 SCHEMATIC DIAGRAM VT 181 VT 181E K INT 98 4 9 10 31 AM y W 16 ...
Page 16: ...F G I H J 2 1 3 5 7 4 6 VT 181E SCHEMATIC DIAGRAM VT 181 VT 181E K INT 98 4 9 10 31 AM y W 13 ...
Page 17: ...K M O L N 2 1 3 5 7 4 6 VT 181 SCHEMATIC DIAGRAM VT 181 VT 181E K INT 98 4 9 10 31 AM y W 12 ...
Page 18: ...P Q S R T 2 1 3 5 7 4 6 VT 181E SCHEMATIC DIAGRAM VT 181 VT 181E K INT 98 4 9 10 31 AM y W 9 ...
Page 19: ...U W Y V X 2 1 3 5 7 4 6 VT181 VT181E VT 181 VT 181E K INT98 4 910 31AM y W 8 ...
Page 20: ...Z AA AC AB AD 2 1 3 5 7 4 6 VT 181 VT 181E K INT98 4 910 31AM y W 5 ...
