Electronics Repair

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Purpose of fuse in televlision

I took apart the television I've posted about and there is a fuse on the power supply board and it's blown. It was blow...
32 comments posted 4yrs
posted by NONONOmisc07
32 comments posted 4yrs posted by NONONOmisc07

Audio jack socket broke??

I built myself and audio amplifier circuit to play music from an old phone through to a speaker.This worked fine for a...
14 comments posted 4yrs
posted by rob
14 comments posted 4yrs posted by rob

Ampeg V5 power transformer

I have a V5 here with an open primary. This uses 4X 6550 outputs and supposedly the trans is a weak link. Does anyone k...
11 comments posted 4yrs
posted by ohg...
11 comments posted 4yrs posted by ohg...

Live news

I normally don't watch or read any news because it is boring. But with Ukrainia going on I am for the first time intere...
12 comments posted 4yrs
posted by dan
12 comments posted 4yrs posted by dan

Cleaning keyboards & mice & phonesa with alchol

I googled and found that alcohol is a non conductor. https://socratic.org/questions/can-a-rubbing-alcohol-conduct-elect...
32 comments posted 4yrs
posted by youkidding
32 comments posted 4yrs posted by youkidding

Lumenair 9200psu

Anyone had any dealings with this psu, or have a circuit diagram ?
8 comments posted 4yrs
posted by giles
8 comments posted 4yrs posted by giles

Studer reel to reel repair?

Anyone know of someone anywhere near SE Michigan that does repairs on pro reel to reel tape decks?
1 comments posted 4yrs
posted by tbray
1 comments posted 4yrs posted by tbray

I can't find my remote

I can't find my electronic remote. I had it only a few days ago. But now I can't even find it. Where can it be?
16 comments posted 4yrs
posted by Ken
16 comments posted 4yrs posted by Ken

Fun Definitions Found Recently

1 Ohm. Was defined as the resistance of a column of mercury (at the temperature of melting ice) of a uniform cross-sect...
0 comments posted 4yrs
posted by mailserver.cctv
0 comments posted 4yrs posted by mailserver.cctv

Heat source from 24v ac solution

I need a resistor idea or lightbulb to get some heat to keep a camera warm. the supply voltage in the camera is 16-24 ac...
10 comments posted 4yrs
posted by grandbeachrentals
10 comments posted 4yrs posted by grandbeachrentals

Calibration procedure of HEATHKIT IM-2202

Hi all out there.... I've got an old Digital multimeter that need an calibration. It's a HEATHKIT model: IM-2202. I fou...
2 comments posted 4yrs
posted by bo-lennart.karlsson
2 comments posted 4yrs posted by bo-lennart.karlsson

solidifying toroid core position and windings?

I just finished making up a multi order HF band pass filter for one of my ham radio bands. A friend wants me to make on...
8 comments posted 4yrs
posted by jaketbone
8 comments posted 4yrs posted by jaketbone