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ELECTRICAL PART LIST
Diodes
Transistors
Integrated Circuits
Reference
Designator
Description Part
Number
Note
U1, 8, 9 QUAD OP AMP, LS-404 120535/192166 4
U2 VOLT REG, 78L15 121116-1
U3 VOLT REG, 79L15 121117-1
U4 QUAD NAND CD-4011 121854
U5, 6 QUAD OP AMP, RC4156 192166 4
U7, 10 QUAD AW. SW. CD4066 119837
Reference
Designator
Description Part
Number
Note
D1-5 ZENER, 18V, 1W, IN4746A 116995-4746A
D1, 101, 104, 201-204 1N4148, DIODE 121501
Z1 BRIDGE RECTIFIER 112027 3
Reference
Designator
Description Part
Number
Note
Q1, 4, 5 TRANSISTOR NPN 117921
Q2, 3, 6 TRANSISTOR PNP 119168
Part Number change for U2 and U3 9/18/01 Also U5 and U6 has been replaced by part number
192166 which is an LS404 IC. The RC4156 is nolonger available.