Electronics Repair

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Luxmeter problem

ESM1 from 1985, no info found out there. Sort of things carried around by environmental health people for non critical...
8 comments posted 13yrs
posted by diverse
8 comments posted 13yrs posted by diverse

Peavey Slave Amp ...

Anybody know what the output transistors are in a Peavey PV-1.3K high power slave amp ? House codes 70484200 and 7047420...
7 comments posted 13yrs
posted by arfa.daily
7 comments posted 13yrs posted by arfa.daily

HP CM1312nfi epilogue and bewilderment

As expected the registration was off when it got the thing together. So wha t ? Well it fixed itself. Not so long ago I...
9 comments posted 13yrs
posted by jurb6006
9 comments posted 13yrs posted by jurb6006

alliance antenna rotor

I re- built a Alliance rotor, but had no rotor box, found one, but I do not know how to hook the wires to the four conne...
5 comments posted 13yrs
posted by Ted
5 comments posted 13yrs posted by Ted

Panasonic Ranger 505

I have one of these on the bench and it looks like it has a problem with the horizontal circuity. The vertical edge dri...
0 comments posted 13yrs
posted by chrmiss
0 comments posted 13yrs posted by chrmiss

Peavey XRD680TB problems after a storm

This unit came in after a big electrical storm. When power is applied you h ear a slight hum from the speaker outputs b...
4 comments posted 13yrs
posted by captainvideo462009
4 comments posted 13yrs posted by captainvideo462009

Type name of 2/3 size VHS video head drum?

Instead of 62.1mm diameter, 41.3mm, as used in standard size VHS cassette use camcorder Hitachi VM 500E of a couple of...
4 comments posted 13yrs
posted by diverse
4 comments posted 13yrs posted by diverse

Operate pellet stove from an inverter

My son has a pellet stove, and it is great except for when they lose power. This sometimes is for days, and when it hap...
7 comments posted 13yrs
posted by captainvideo462009
7 comments posted 13yrs posted by captainvideo462009

HP CM1312 Printer

I posted about this before but it got back burnered. I ran out of black ton er and the thing quit working. I was reluct...
7 comments posted 13yrs
posted by jurb6006
7 comments posted 13yrs posted by jurb6006

PMR 446 headsets

I recently acquired a pair of Telcom PMRs. They have a mic/earphone socket that I want to use. I have tried a hands-fre...
0 comments posted 13yrs
posted by pebe.c836de9
0 comments posted 13yrs posted by pebe.c836de9

Need Schematic HY3005D SWITCHING power supply.

I picked up a HYelec HY3005D power supply and need to modify it. The current limit won't go lower than 150ma. The curre...
3 comments posted 13yrs
posted by ham789
3 comments posted 13yrs posted by ham789