Electronics Repair

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UHF propagation question

I was just wondering about this and perhaps someone knows the answer. We're about 60 miles North of Boston, which is wh...
2 comments posted 11yrs
posted by captainvideo462009
2 comments posted 11yrs posted by captainvideo462009

Sony ICF-36 Radio

Have this Sony ICF-36 four-band (TV/WX/FM/AM) portable from the Goodwill. It works, but the band switch seems to be dod...
4 comments posted 11yrs
posted by policedept
4 comments posted 11yrs posted by policedept

OT: Multi-vehicle car smash in the Solent

Near me an ocean going car transporter ship is grounded on the Brambles Sandbank. Were they lucky, with 1500 vehicles w...
4 comments posted 11yrs
posted by diverse
4 comments posted 11yrs posted by diverse

Bathroom scale

Not a repair question but I hope trying to figure out why is not too far OT. I recently bought a bathroom scale of rece...
9 comments posted 11yrs
posted by NONONOmisc07
9 comments posted 11yrs posted by NONONOmisc07

Help with floundering son

Hi all, The Sig Gen for guitar amps started me thinking. My son is floundering, after two years at a university he has...
31 comments posted 11yrs
posted by nojunk
31 comments posted 11yrs posted by nojunk

minidisc player

hi everyone i recently revived my fathers old sony mz-r37 minidisc player/recorder i had to fix the terminals in the ba...
1 comments posted 11yrs
posted by legojunkiemt
1 comments posted 11yrs posted by legojunkiemt

Dell Optiplex 760 power supply replacement

Hello all! I recently replaced the power supply in a Dell Optiplex 760 mini-tower PC. I found out that not any random A...
0 comments posted 11yrs
posted by mroberds
0 comments posted 11yrs posted by mroberds

Audio gen for guitar amps ?

**Hi, what specs does an audio generator need to make it ideal for servicing guit ar amps? I suspect most would say pra...
15 comments posted 11yrs
posted by pallison49
15 comments posted 11yrs posted by pallison49

GE 387NX198 SCR Datasheet

Google comes up empty. This is a hockey puck SCR. Based on its performance, it is also unusually fast for a garden vari...
4 comments posted 11yrs
posted by sam
4 comments posted 11yrs posted by sam

2N5401 FAKES!

Hello all, Just a warning that I was about to use a "2N5401" that is marked as follows: 2N 5401 CH13 and on the back, m...
10 comments posted 11yrs
posted by tim
10 comments posted 11yrs posted by tim

LCD type video projector

3200 hours on lamp counter so not surprising little/no red in the image. With an RGB test image, going in saturation of...
2 comments posted 11yrs
posted by diverse
2 comments posted 11yrs posted by diverse

An early Christmas present...

A bit OT, as this is not one of the usual sophisticated repairs posted here. SWMBO was not happy as the hand-held recha...
6 comments posted 11yrs
posted by JMLayman
6 comments posted 11yrs posted by JMLayman

Help Finding GPX C971 Schematic?

Received a nonworking GPX C971 Cassette/CD Boombox for repair learning experience. Used DVM to check Ohms on AC and DC...
4 comments posted 11yrs
posted by kenitholson
4 comments posted 11yrs posted by kenitholson