Electronics Repair

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OT: how does a laser tape measurer work?

A very basic one https://www.screwfix.com/p/titan-mk715-laser-distance-measurer/5151p Great having a reason to get insi...
7 comments posted 8yrs
posted by diverse
7 comments posted 8yrs posted by diverse

SOLVED! GFCI tripping problem

As was suggested it was the GFCI itself that was the problem when inductive loads were switched off. I tested every GFC...
19 comments posted 8yrs
posted by etpm
19 comments posted 8yrs posted by etpm

Weller magnastat soldering iron problem

Intermittant failure to heat. Not due to failing switch, but original plastic stress-relief sheathing at the blue body...
34 comments posted 8yrs
posted by diverse
34 comments posted 8yrs posted by diverse

Two rsignals at same time, 88.1 where

Satruday, july 28, at 10:50AM I was driving through Westminster Md, listening to 88.1 FM, Baltimore,and I was getting t...
20 comments posted 8yrs
posted by NONONOmisc07
20 comments posted 8yrs posted by NONONOmisc07

multiple antenna installation

This is somewhat of an off topic question but it does pertain partially to my 77. I recently bought at auction a 2010 D...
1 comments posted 8yrs
posted by captainvideo462009
1 comments posted 8yrs posted by captainvideo462009

HP54825A Infinium scope

Anyone else have one of these? I need to find the BIOS settings that will recognize the hard drive. Is there a news grou...
5 comments posted 8yrs
posted by jdangus
5 comments posted 8yrs posted by jdangus

Sony ICF-273L radio alarm clock service manual.

Someone here seems much better at finding service manuals than me. AFAICR: its just a web page with a well hidden button...
1 comments posted 8yrs
posted by gangprobing.alien1
1 comments posted 8yrs posted by gangprobing.alien1

Sonora model RET210 (1947)

This radio had an open speaker field coil. I subbed a choke from my junk pi le in place of the coil and used a PM magne...
5 comments posted 8yrs
posted by captainvideo462009
5 comments posted 8yrs posted by captainvideo462009

Why do these GFCI receptacles trip?

In my 10 year old home I am having trouble with a couple GFCI receptacles. But I think the problem is probably with eve...
51 comments posted 8yrs
posted by etpm
51 comments posted 8yrs posted by etpm

OT:Mystery spare items

Googling getting no where. The context may be old aircraft cockpit or for training of morse code, reportedly. A dovetai...
9 comments posted 8yrs
posted by diverse
9 comments posted 8yrs posted by diverse

Bypassing a central heating controller.

I am unable to understand the intricate instructions on a Siemens "Chronogyr Rev15" con troller. Can I simply bypass th...
3 comments posted 8yrs
posted by pj
3 comments posted 8yrs posted by pj