Electronics Repair

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Sharp microwave - dim display (sometimes)

I have a Sharp Carousel countertop microwave oven, model R-303CW, vintage 2001 - barely broken in. It works fine, but t...
4 comments posted 8yrs
posted by waybackNO584SPAM44
4 comments posted 8yrs posted by waybackNO584SPAM44

B&D 18 volt batteries

I have looked on ebay and amazon for these. There is a plethora of choices and confusing. Has anyone had experience with...
13 comments posted 8yrs
posted by email
13 comments posted 8yrs posted by email

Schottky rectifier improvisation

A Schottky diode in the standby power supply of a Panasonic TH-P42X30T plasma TV failed short but I don't have a spare...
11 comments posted 8yrs
posted by Pimpom
11 comments posted 8yrs posted by Pimpom

I Found it! Star Trek Used Mike Tyson's Tattoo?

6:08th Minute Of The Following (Overseas) Star Trek Youtube Video Game Video.. -- https://www.youtube.com/watch?v=QJxyc7...
1 comments posted 8yrs
posted by walter_evening
1 comments posted 8yrs posted by walter_evening

Grundig Melody Boy 500

I've had this great old classic radio for the best part of 40 years and it's always sounded great on the FM/VHF band un...
10 comments posted 8yrs
posted by curd
10 comments posted 8yrs posted by curd

EPROM copier/programmer advice please

I have several EPROMs from the 1980s that I would like to copy so that I will have backups. I see all sorts of readers/...
19 comments posted 8yrs
posted by etpm
19 comments posted 8yrs posted by etpm

Xeltek 2000+ Programmer memory issues

Anyone using one of these, or has one in a junk drawer? Mine appears to have either a bad 29F040AT-90 or 29F080T-90. Ma...
0 comments posted 8yrs
posted by spam
0 comments posted 8yrs posted by spam

USB Chargers

Purchased 5 W cube on eBay in sealed Apple box, but almost certainly all fake: http://repairfaq.cis.upenn.edu/Misc/audi...
0 comments posted 8yrs
posted by sam
0 comments posted 8yrs posted by sam

Tektronix 4107 service/schematic

Hi all, I own an old Tektronix 4107 serial terminal, not really useful, but I like having working pieces of history. It...
1 comments posted 8yrs
posted by frank
1 comments posted 8yrs posted by frank

Old wiring repair youtubes

I got a switch that needs replacing but I'm afraid because the last time I replaced it the wires were old and the tips...
33 comments posted 8yrs
posted by vjp2.at
33 comments posted 8yrs posted by vjp2.at

Gateway 1995 P5 power supply specs

It's under another (KVM'd) computer and I don't really have the space to leave it open a week, so I'm trying to guess h...
11 comments posted 8yrs
posted by vjp2.at
11 comments posted 8yrs posted by vjp2.at

Generator harmonics question(s)

Years ago I adjusted a neighbor's generator so that it put out 60 cycles at 120 volts. I used a TEK 465B 'scope to look...
10 comments posted 8yrs
posted by etpm
10 comments posted 8yrs posted by etpm