22
ELECTRICAL PART LIST
1401 Series I
Transistors
Reference Designator Description Part Number Note
Q11, 21, 31, 41 NSD U51, PNP 112998
Q12, 22, 32, 42, 53, 202 MPS U01, NPN 112999
Q13, 23, 33, 43 D44H2 119893
Q14, 24, 34, 44 D45H2 119892
Q15, 25, 35, 45, 50, 201 2N3906 102426
Q16, 26, 36, 46, 52, 54,
203, 205
2N3904 102432
Q51, 204 National MPSA13 114282
Integrated Circuits
Reference Designator Description Part Number Note
U11, 21, 31, 41 Integrated Amp NE538N 123128
U50, 201 Integrated 555 114012
U51 Dual Op Amp 4559 108568
U52, 53 Quad Op Amp TLO74CN 112996