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Discrete Semiconductors
1N4004 rectifier diode
D7, D8
1N4148 signal diode
D1, D2, D3, D4, D5, D6
BC550 NPN transistor
Q2, Q4
BC560 PNP transistor
Q1, Q3
Integrated Circuits
TL072 dual op-amp
U2, U3
THAT320P PNP array
U1
THAT300P NPN array
U4
Variable Resistors
50K or 100K multiturn trimmer
BAL1, BAL2, GAIN
100K linear Alpha 16mm pot
X-LEVEL, Y-LEVEL
50K linear Alpha 16mm pot
Y-OFFSET
Pot brackets
Three off
Miscellaneous
Leaded ferrite beads
L1, L2
2 x 5 (10-way) 0.1” box header
PSU
0.1” 8-way Molex or MTA header
SOCKETS
– board mounted
0.1” 8-way Molex or MTA housing SOCKETS
– wire harness
DIL14 pin IC sockets
Two off
DIL 8 pin IC sockets
Two off
Other Parts Required
3.5mm sockets
Five off mounted on panel
Three 20mm knobs.
Around 2m of insulated multistrand hook up wire for the socket connections.
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