
VR1 100k log
VR2 100k log
VR3 100k log
VR4 10k log
R1 10k ¼W
R2 10k ¼W
R3 330k ¼W
R4 47k ¼W
VR5 220k log
VR6 100k lin
VR7 100k lin
C1 22pF ceramic
R5 47k ¼W
R6 47k ¼W
R7 10k ¼W
R8 47k ¼W
C2 10µF 16V
C3 2.2µF 63V
C4 2.2µF 63V
C5 22pF ceramic
R9 47k ¼W
R10 47k ¼W
R11 1k ¼W
R12 100k ¼W
C6 22pF ceramic
C7 47nF Mylar
C8 47nF Mylar
C9 1nF Mylar
C10 1nF Mylar
R13 47k ¼W
R14 47k ¼W
R15 100 ¼W
R16 100 ¼W
R17 4.7k ¼W
C11 47nF Mylar
C12 47nF Mylar
C13 470µF 16V
C14 470µF 16V
C15 100nF ceramic
R18 4.7k ¼W
R19 47k ¼W
R20 47k ¼W
R21 330k ¼W
R22 330k ¼W
C16 100nF ceramic
D1 1N4148
D2 BZX55C 15V
D3 BZX55C 15V
IC1 Tl072CP
IC2 TL072CP
R23 10k ¼W
R24 10k ¼W
R25 1.5k 2W
R26 1.5k 2W
R27 10k ¼W
R28 10k ¼W
IC3 TL072CP
TR1 BC182LB
TR2 BC182LB
R29 47k ¼W
R30 47k ¼W
R31 10k ¼W
R32 10k ¼W
R33 10k ¼W
R34 10k ¼W
R35 1k ¼W
R36 1k ¼W
'N.J.D.Electronics1993.
R31
VR6a
R23
C11
R21
R35
C7
LEFT
IC3a
R29
C5
OUTPUT
C9
IC2a
C3
R17
R19
R32
VR7a
R24
R25
+15V
C15
C12
D2
FROM
R15
0V
C16
C14
D3
POWER
AMPLIFIER
TR1
R13
C2
R11
D1
-15V
R12
R26
R33
VR6b
R27
R20
R27
R36
C8 C12
RIGHT
OUTPUT
R30
C6
R18
C4
IC3b
IC2b
R16
R34
VR6b
C10
R28
TR2
R4
VR1a
AUX 1 (left)
R5
VR2a
AUX 2 (left)
R6
VR3a
AUX 3 (left)
R3
VR5
R7
C1
R1
MIC
IC1a
IC1b
VR4
R2
R8
VR1b
AUX 1 (right)
R9
VR2b
AUX 2 (right)
R10 R14
VR3b
PA200
AUX 3 (right)

R26
D10
C18
D8
D11
D9
R30
C12
OUTPUT
CSR2
R29
R28
CSR1
C16
C15
C17
C14
FS1 F3.15A
FS2 F3.15A
IC1 4N25
IC2 ICM7555
C9 47pF ceramic
C10 100µF 25V
C11 100nF ceramic
C12 1µF 63V
C13 100µF 25V
C14 100µF 25V
C15 47nF polyester
C16 220µF 16V
C17 220µF 16V
R16
R22
R3
TR7
C7
R17
VR1
R23
TR6
R15
TR9
R4
R18
IC1
R19
R10
C10
R20
C8
R11
C9
R24
TR8
TR10
R21
R12
D7
R9
TR4
TR3
C11
R13
IC2
IC1
R25
TR8
R27
TR5
C11
R8
TR10 IRFP240
CSR1 2N4991
CSR2 BTA12-600B
C1 4700µF 50V
TR1 2SA992
TR2 2SA992
D10 Green LED C8 15pF ceramic C18 470µF 16V
VR1 4.7k ¼W
TR3 BF469
D1 1N5402
D2 1N5402
D3 1N5402
C2 4700µF 50V
C3 100nF polyester
C4 100nF polyester
C5 2.2µF 63V
C6 220pF ceramic
TR4 BF469
TR5 BC182LB
TR6 BC182LB
D4 1N5402
D5 BZX55C 3V9
D6 BZX55C 3V9
TR8 BC182LB
TR7 BF423
D7 BZX55C 12V
D8 1N4004
'N.J.D.Electronics1993.
C7 10µF 50V
TR9 IRFP240
D9 Red LED 'Clip'
FS1
D1D3 C1
C3
TR1 TR2
C5
D5
R1
INPUT
33V AC
R2
C6
D6
0V
33V AC
C4
D2 D4 C2
R5 R6 R7
FS2
R21 560 ¼W
R22 220 ¼W
R23 100 ¼W
R24 100 ¼W
R11 5.6k ¼W
R12 1M ¼W
R13 22k ¼W
R14 22k ¼W
R1 2.2k ¼W
R2 22k ¼W
R3 10k ¼W
R4 12k ¼W
R25 220 ¼W
R26 47m @ 20°C
R27 47m @ 20°C
R28 4.7 2W
R15 10k ¼W
R16 1.2k 2W
R17 1.2k 2W
R18 560 ¼W
R5 2.2k ¼W
R6 2.2k ¼W
R7 56 ¼W
R8 10k ¼W
R29 10k ¼W
R30 2.2k 2W
R19 1.2k 2W
R20 1.2k 2W
R9 3.3k ¼W
R10 470 ¼W
MA100/MA200/PA100/PA200