Electronics Repair

Homebrew emergency power system - advice needed please

Hi I could use some feedback regarding a brainstorm of mine. I'm in the process of building an emergency power system f...

9 comments posted 14yrs

posted by bobvalli

9 comments posted 14yrs posted by bobvalli

why Dc Adapter get faulty on UPS?

Can anyone please tell me that Why do DC Adapters get Faulty on UPS ??

1 comments posted 14yrs

posted by asad.ali.87

1 comments posted 14yrs posted by asad.ali.87

Exploring rotary encoder problems

Deeper than just saying clear out the grease. 2 in 2 days, first input selector of an amp , not explored in depth, seco...

11 comments posted 14yrs

posted by diverse

11 comments posted 14yrs posted by diverse

Why is there a thermistor in the power door lock circuit.

What would the role of a thermistor be in the power door lock circuit of a car? It's in series with the door lock "moto...

10 comments posted 14yrs

posted by NONONOmisc07

10 comments posted 14yrs posted by NONONOmisc07

WEEE Directive penalises small UK producers

If you are a small producer affected by the WEEE regulations you may be concerned enough to read this. Otherwise please...

0 comments posted 14yrs

posted by fm

0 comments posted 14yrs posted by fm

CD repeat play problem

3 disc JVC MX D 752 machine. CDs play fine in each tray including stepping forward and back part or whole tracks, but i...

0 comments posted 14yrs

posted by diverse

0 comments posted 14yrs posted by diverse

Kill-o-watt meter used on computer UPS - bad readings?

I just unplugged the Belkin 1200 VA UPS powering my computer, and plugged it into my Kill-o-watt meter. After the UPS q...

2 comments posted 14yrs

posted by bobnospam

2 comments posted 14yrs posted by bobnospam

Electromagnetic spectrum – illusion and absurdity

Electromagnetic spectrum =96 illusion and absurdity Classical electrodynamics is build up on a postulate of electromagn...

13 comments posted 14yrs

posted by sorincosofret

13 comments posted 14yrs posted by sorincosofret

splice fail

My Sennheiser HD 202 headphones developed a short in one channel about ~8" = from the plug. I cut the wire before and a...

12 comments posted 14yrs

posted by schafer.dave

12 comments posted 14yrs posted by schafer.dave

Bruel + Kjaer 2203 service data?

Hi everyone.... I am looking for service information for a Bruel and Kjaer Sound Level Meter type 2203. The one I have...

1 comments posted 14yrs

posted by davebullockmbe

1 comments posted 14yrs posted by davebullockmbe

Sony TV remote

Hi, I have a sony KDL-40S2010 LCD TV, it works just fine. However the remote RM YD005 is failing again. It works but yo...

7 comments posted 14yrs

posted by nospam

7 comments posted 14yrs posted by nospam

stupid, stupid, stupid -- part II

Following up on Arfa's self-mockery... The Sony D-FJ75TR is a classic Discman. A very-low-drain two-AA-cell player that...

2 comments posted 14yrs

posted by grizzledgeezer

2 comments posted 14yrs posted by grizzledgeezer

Where do I find rechargeable batteries?

Google is filled with firms offering standard rechargeable batteries, but not those I need. Can anyone give me a hint,...

4 comments posted 14yrs

posted by normark

4 comments posted 14yrs posted by normark

Any landing you walk away from...

** Sequence of pics of 3/4 scale P51 "Rapid Travel" from Reno last year - making a rough landing. http://sadhillnews.co...

241 comments posted 14yrs

posted by phil_a

241 comments posted 14yrs posted by phil_a

Panasonic SA-HT70 rear speakers not working

I've checked connections numerous times, so I know its not the wiring. I switched out the speakers and still nothing so...

1 comments posted 14yrs

posted by kthebestwayw

1 comments posted 14yrs posted by kthebestwayw