2N1429
The 2N1429 is a silicon surface-alloy PNP transistor. It is used a an emitter-follower in the low frequency portion of the trigger amplifier in the 4S1 before serial number 1350.
The 2N1429 is a silicon surface-alloy PNP transistor. It is used a an emitter-follower in the low frequency portion of the trigger amplifier in the 4S1 before serial number 1350.