[Test-Equipment] PEEI Model 105D Power Source
K2CBY at aol.com
K2CBY at aol.com
Mon Feb 7 12:14:57 EST 2005
I am looking for a schematic and/or service manual for Pacific Electronic Enterprises, Inc. Model
105D "Power Source." I tried PEEI but they could offer no help. They don't seem to be into manufacturing any more and I suspect they may have sold the manufacturing division.
The initial problem was fried output transistors and their associated emitter resistors. I have replaced these.
I get output but can't push the panel voltmeter beyond 40 or so (supposed to go to 150) with the gain wide open. I can do a little better with an external oscillator but the bottom of the waveform clips when I push the drive up. Also, the voltmeter drops when the "Output" switch is turned on even with no load. Is this normal?
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