Electronics Repair

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Sanyo dp26649 LCD tv no backlight

Got one of these given to my in a "dead" state. Pwr supply checks out OK, but there is nothing at the BL_ON pin when po...
4 comments posted 13yrs
posted by boardjunkie1
4 comments posted 13yrs posted by boardjunkie1

Best Method to Slow Charge NiMH Batteries

Hi, Since I created a NiMH battery pack using recently bought NiMH "C" batteries, I am in search of knowledge for the b...
22 comments posted 13yrs
posted by jaugustine
22 comments posted 13yrs posted by jaugustine

rubber wheel HP67

Does somebody know where to find a rubber wheel for HP 67 magnetic card drive or at least the exact dimension of the whe...
1 comments posted 13yrs
posted by yvon.pacheu
1 comments posted 13yrs posted by yvon.pacheu

Panasonic VCR PV-7664 has weird sound playback issue.

I am trying to rescue an old Panasonic VCR PV-7664. All functions work as intended except that the sound intermittently...
2 comments posted 13yrs
posted by oedipus1.b1acca8
2 comments posted 13yrs posted by oedipus1.b1acca8

Attach Wires to NMH Batteries Without Soldering

Hi, Do you know a technique to safely attach wires to NMH batteries ("C" cells) without soldering the wires to the batt...
20 comments posted 13yrs
posted by jaugustine
20 comments posted 13yrs posted by jaugustine

capacitor failure mode etc ?

2x 250V , 2.2uF yellow epoxy sealed polyester? caps used as intermediary high DC storage in an electric fence unit. Fai...
14 comments posted 13yrs
posted by diverse
14 comments posted 13yrs posted by diverse

Box "o" speaker line matching transformers

I have a job to run about 35 speakers including cameras and security through a building. The building is a sprawling 20...
4 comments posted 13yrs
posted by captainvideo462009
4 comments posted 13yrs posted by captainvideo462009

Speaker line characteristics

This question was posed on another group but wasn't really answered. There is a PA installation with several zones . On...
15 comments posted 13yrs
posted by captainvideo462009
15 comments posted 13yrs posted by captainvideo462009

Computer security

Recently a friend told me about a conversation he'd had with his teenage son. It seems that the boy had been over here...
4 comments posted 13yrs
posted by captainvideo462009
4 comments posted 13yrs posted by captainvideo462009

From Ron

Hi Katrina Katy wants to borrow my birdies (that's the little spotlights on stands) I've told her it's ok, but we want t...
5 comments posted 13yrs
posted by ron
5 comments posted 13yrs posted by ron

Vivitar 365 flash unit

I have an old 365 that I still use. Lately the capacitor has been getting h ot. Cap is rated 1800uf 400V The flash work...
9 comments posted 13yrs
posted by bhawkes926
9 comments posted 13yrs posted by bhawkes926

AC Power Adapter for Sony Portable?

Was asked to find out what AC power adapter would work for a Sony Water Res istant Sports AM/FM Cassette Recorder Model...
3 comments posted 13yrs
posted by kenitholson
3 comments posted 13yrs posted by kenitholson