Re: Tek 453 - Q913 Part Number

Rex W. Athey <mister_twister@...>

Q913 - Tek pn 151-0220-00 Silicon 2N4122 for Type 453 oscilloscope

part of HV regulator circuit - Q914, Q913, Q923 - Q 930 is the HV osc transistor that drives the HV transformer. F937 2 Amp fuse for the circuit.

Hope this helps.

Rex W. Athey

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