Latest threads in Electronics Repairshow only best voted threads
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repairing a dead Panasonic RF-B60 portable radio
This is a good quality small portable Shortwave/AM/FM radio. It used to work well for me on batteries and one day just went dead. I've been trying it recently with new batteries, but no luck...still...
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14 years ago
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Bit OT. Radio Data System or "RDS" ...
For many years, I have had radios in my cars, which have been equipped with the Radio Data System, or RDS. I recall when I had my first one, trying to find out how this worked, but coming up against a...
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14 years ago
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schematic for 37LG3000 power supply?
Does anyone know where I can get hold of the schematic of the power supply for the 37LG3000 LCD TV power supply board? It has a part number EAY4050500 Thanks
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14 years ago
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Sanyo DS25390 TV Buzzing
While watching a program, the Sanyo DS25390 started buzzing. At first I thought it was a some sorta of feature that was an alarm clock going off since there was no difference in the picture or audio....
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14 years ago
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NEC LCD1935NXM quick picture then black screen
Hi Everyone, I'm hoping you can help me with an issue I'm having with my NEC flat panel monitor model LCD1935NXM. This monitor was purchased a few years ago and I recently started having trouble with...
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14 years ago
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Chipped and broken solar cells on ebay
There are many sellers of different types of cells, some are chipped or broken and prices vary (a lot). Is there no reliable non ebay source where those folks get their cells? Bart Bervoets
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14 years ago
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? on high-pressure sodium lights
Does the "starter" continue to function once the lamp is going, or does it "drop out"? Just wondering. I fixed my MIL's light by replacing the defective coil being driven by the SIDAC NTE6419, but...
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14 years ago
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OT: Why are floodlamp gels gel ?
Went to clean a gel and the gel came off leaving clear celluloid or whatever substrate. Trying to dye varnish with red ink or dye only gave pink when applied to a lens, with white shining through....
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14 years ago
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OT Optical Sensors over USB
Hi, I've been investigating upgrading the camera included with a (cheap) microscope. It is a VGA USB device, thus around 0.3Mp. Its really just about useless for microscopy, al the details are just...
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14 years ago
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45-degree diagonal cutters?
I used to own a pair of flush cutters where the jaws and the handles met at about a 45-degree angle. Made for a nice tool for getting in between components when you needed to nip something off flush...
156
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14 years ago
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156 | |
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The customer is always right [slightly OT]
The proprietor of my local hardware shop told me today that a customer has just brought back two coin cells which she had bought for a small toy yesterday. The battery compartment was marked "+" and...
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14 years ago
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Voltage doubler caps
Working on a Silvertone Twin Twelve 1484 amp. Uses a voltage doubler for the HV. Output should be 480 but seeing only 375. I'll assume these caps being 45 years old are weak resulting in the 100 volt...
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14 years ago
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9V Plug top power supply measuring 13.5 Volts!!!
Hi, Is this normal? I have a plug top power supply, for UK. The sticker shows: AC/DC Adaptor Input 230V ~ 50Hz 11.2W Output 9v 500mA 4.5VA I have just measured the voltage at 13.5 volts (DC). I guess...
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14 years ago
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Technique for replacing 6L6/5881 o/p valve tubes
I have large hands, how do people with small hands/short fingers do it? Just managed to break the top of one of these bottles. I thought I used the right tecqniue but failed here. Sovetek, GT badged...
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14 years ago
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SMD code book
"" bob http://www.emediausa.com/l/?56989.559202.FPJQDKRN.0.14911
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14 years ago
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