Electronics Repair

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Hiwatt Hi-Gain 100, 2007

Blown mains fuse, cracked through the ceramic and sand and blackened internal surface. Someone had replaced the 1A HT f...
5 comments posted 13yrs
posted by diverse
5 comments posted 13yrs posted by diverse

PbF failure of 20mm fuse ?

How to determine whether tinpest layer round an end of the filament or a physical break?, just durious as to failure mo...
2 comments posted 13yrs
posted by diverse
2 comments posted 13yrs posted by diverse

Laney Cub 12R

** Ever see one of these ? An evil mix of EL84s, ECC83s and SMD on the same PCB. Oh, and a DSP chip hiding on the back...
7 comments posted 13yrs
posted by phil_a
7 comments posted 13yrs posted by phil_a

DDR3 SODIMM socket?

I need one of these: http://tinyurl.com/lzvf2hw It's a low-profile smd type DDR3 SODIMM socket for laptop use with thos...
0 comments posted 13yrs
posted by invalid
0 comments posted 13yrs posted by invalid

Sony Discman D-T2

Hello, all. Don't really have a repair issue but could use some clarification from anyone familiar with the ca. 1989 su...
2 comments posted 13yrs
posted by john.wood
2 comments posted 13yrs posted by john.wood

"Fixing" crap Harbor Freight battery charger

Given the less-than-steller reviews and HF's reputation for electronics, I should not have bought this thing, a 12 Volt...
27 comments posted 13yrs
posted by rogblake
27 comments posted 13yrs posted by rogblake

power supply design question

Perhaps this isn't the forum for this but I thought I'd try. I have three N orelco electric shavers. Two are rechargeab...
7 comments posted 13yrs
posted by captainvideo462009
7 comments posted 13yrs posted by captainvideo462009

2008 lost LED mons while rained

In Dec 2008 I lost two LED monitors in one week. There was light rain in both cases but nothing got wet. I mentioned th...
8 comments posted 13yrs
posted by vjp2.at
8 comments posted 13yrs posted by vjp2.at

OT: Tailoring Thunderbird?

Or here be dragons. I've managed to find how to copy email folders for back-up purposes and how to delete Usenet junk a...
5 comments posted 13yrs
posted by diverse
5 comments posted 13yrs posted by diverse

My week for bad caps...

McIntosh MC30: bad coupling cap driving grid bias positive, bad multi section cap open / leaky. McIntosh 225: bad multi...
0 comments posted 13yrs
posted by mark_zacharias
0 comments posted 13yrs posted by mark_zacharias

RJ11 cimper end pins dont go in

THe middle 4 go in but one on each end doesn't. I can't figure out if there's a way to change the head. I think I've ha...
5 comments posted 13yrs
posted by vjp2.at
5 comments posted 13yrs posted by vjp2.at

Ashdown MAG 300 amp, 2004

Both 6.3amp fuses blown, 2 diodes of the bridge rectifier s/c. Internal failure of this bridge, dodgey looking splodge...
5 comments posted 13yrs
posted by diverse
5 comments posted 13yrs posted by diverse