Quote:
Originally Posted by rca2000
You are correct. The P6 chassis is an updater of the S1 chassis and the 25" version does use a pass regulator transistor AFTER the STR reg. It usually is on the sink next to it--and will be a TO-220 style transistor. THINK it is a darlington. You should see a few volts of drop through that trans..if NOT it is either shorted...or the STR is bad. ..
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More IIRC's ! The STR gave the reference voltage to the passes
base. the on/off for the set was by turning on/off the STR. Over
kill if you ask me but NAP did some really crazy PS's over the years !
He should thank god its not a C-3 !!!! I hated those but it turned out
most had a bad FBT.
73 Zeno