Electronics Repair

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AL1916W Ab, blank screen, power indicator cycles

I intercepted an Acer AL1916W Ab on its way to e-waste at work. When plugged in (with or without a video signal) the po...
1 comments posted 16yrs
posted by dmathog
1 comments posted 16yrs posted by dmathog

The 22 Month Eletrolytics

I bought a Philips DVP 642 DVD player in December 2005, and 2 months shy of 2 years, it failed - having symptoms of a w...
29 comments posted 16yrs
posted by none
29 comments posted 16yrs posted by none

How would you test a sensitive gate TRIAC?

Trying to fix something for a family member, and suspect the NTE56041 TRIAC is faulty. Only I have no idea as to how to...
6 comments posted 16yrs
posted by db5151
6 comments posted 16yrs posted by db5151

Please help Identify

Hi All, I decided to try my hand at restoring an 'antique' electronic item Down in Margate, South Africa, these seem to...
8 comments posted 16yrs
posted by peter
8 comments posted 16yrs posted by peter

Part ID: Sony IC

Comes out of Sony SMPS board for a Sony plasma KE-32TS2U. Board ID is PSE324. Has a shorted 2SK2717, and several .47 oh...
3 comments posted 16yrs
posted by ohger1s
3 comments posted 16yrs posted by ohger1s

IC reverse engineering

http://www.edn.com/article/CA6722668.html?nid=3351&rid=764914 bob
0 comments posted 16yrs
posted by sound
0 comments posted 16yrs posted by sound

Digital Projector Filters-DIY?

"Off-brand" digital projector bulbs are much cheaper than OEM, but they don't generally come with air filters. Does anyo...
0 comments posted 16yrs
posted by shmotmail
0 comments posted 16yrs posted by shmotmail

Coax cable used for DC instrumentation

Hello, I am working with an instrument which outputs 0-5mV, and that signal has to reach a sensing device 35' away. I a...
30 comments posted 16yrs
posted by andrewkgentile
30 comments posted 16yrs posted by andrewkgentile

Zeners in series...

Hey there, could somebody take a quick look at this circuit and try to explain me what's the purpose of the 2 zeners ne...
7 comments posted 16yrs
posted by abc
7 comments posted 16yrs posted by abc

Hmmmm ... Yet another solder compound ...

http://www.elektor.com/news/new-magnetic-solders-are-environmentally-friendly.1285346.lynkx?utm_source=UK&utm_medium=ema...
8 comments posted 16yrs
posted by arfa.daily
8 comments posted 16yrs posted by arfa.daily

Update: 3.3V vs. 3V dilemma

To bring this little saga to a close, I built a little AC adapter for my Fuji Finepix digicam: brought in 5 volts from...
18 comments posted 16yrs
posted by nobody
18 comments posted 16yrs posted by nobody

CFL on photo on/off?

What is the problem with operating a CFL on a dusk to dawn device that uses a photo sensor? Does it suffer the same fat...
19 comments posted 16yrs
posted by Meat Plow
19 comments posted 16yrs posted by Meat Plow

hacked by a battery charger?

http://www.edn.com/blog/1470000147/post/1740053174.html?nid=3351&rid=764914 bob
0 comments posted 16yrs
posted by sound
0 comments posted 16yrs posted by sound