J1 SSL S23E
R4 10k
Resistance
10kΩ
IC1 TL 072CP
D1
R3 10K
Resistance
10kΩ
D2
R5 370R
Resistance
370 Ω
R6 10k
Resistance
10kΩ
+11V
TL072 Pin 2
-18V
VU Meter -
+18VIN
TL072 Pin 1
TL072 Pin 2
U2 .1uf Ceramic
TL072 Pin 1
RECORD LED
U3 .1uf Ceramic
TL072 Pin 3
J4
VU Meter +
C1 10uf 35v
VCA LED
TAPE LED
Meter VU
RECORD LED
+11V
-18V
TAPE LED
J3
+11V
VU Meter -
C2 10uf 35v
+18V
GROUP LED
5K Pot (Meter CAL)
VCA LED
VU Meter +
Meter VU
TL072 Pin 3
-18VIN
VU Meter +
+18V
GROUP LED
R1 10R
GND
GND
R2 10R
GND