Latest threads in Electronics Repairshow only best voted threads
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Sony Detector transformer needed
Hello all, I need a 1-403-290-11 detector transformer which after 35 or 40 years is no longer available from Sony. It was used in the tuner section of many models. Unfortunately, the wiring is badly...
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8 years ago
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Thermal cam
FLIR has smartphone thermal cams for $250. Ok, much cheaper than the $100k I first saw them for. And so nice and small. Anyone seen them for (much?) less? These are good for finding missing...
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8 years ago
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USB vs "regular" charging
Laptop with a "regular" adaptor/charger. If pumped in power via USB: Would it work? Would it blow? Much Obliged - = - Vasos Panagiotopoulos, Columbia'81+, Reagan, Mozart, Pindus, BioStrategist...
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8 years ago
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Laser printer went blank
Brother HL-5170DN The next-to-last page I printed was faded?very pale text. The next one was blank, white. If it was the fuser I know I?d see the text on the page but it would be just powdered toner...
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8 years ago
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Where Do You Get Those Light Bulbs In Series With Tweeters ?
Cylindrical. Axial leads. Ordered caps for a speaker crossover because the leads had literally been shaken out of the originals. But I had no luck finding those bulbs. I would rather not jump it out....
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8 years ago
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Just ordered a bike engine
These engine kits are offered from many sellers and the quality seems to be all over the place. So I don't know what is gonna show up on my doorstep. I will for sure be making custom mounts because...
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8 years ago
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Samsung LCD monitor: screen blanks after 1 second
This is a SyncMaster 2233SW that worked fine for years, but then the image disappeared. Further investigation showed that the image would display for just a second or so after power-up or after...
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8 years ago
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TV Picture: What Does "Calibration" Mean???
TV Picture: What Does "Calibration" Mean??? Calibration. To calibrate. With regards to TV sets - of any type - I suspect two things have stood in the way of this process: #1. Most set owners and folks...
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8 years ago
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Samsung table battery does not charge
Hi all I have got a friends Samsung tablet, which does not charge - I tried another charger, and it still - slowly goes to 80%, that is it after some 4 hours. The charger is not the problem, so - a...
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8 years ago
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Telonic 4053 sweep generator
Just posting a brief note to perhaps save somebody else some research effort. This weekend, at the Pacificon hamfest, I acquired a Telonic 4053A RF sweep generator. It's a nice, compact little box...
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8 years ago
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Motor speed controller
I need to control the speed of a 1/3HP 120V AC motor. This motor/speed cont rol would go onto a wood lathe and replace the pulley system which is now i n place. Does anyone know of a solid state speed...
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8 years ago
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Dell E176FPc 17" LCD monitor.
This was a freebie with no history etc - it works, but pressing any of the setting buttons displays a padlock symbol on the screen. Anyone know how to unlock it? The Dell website wasn't much help, and...
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8 years ago
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OT what is it?
Hi all, I found this thing.. see pictures In the back of a drawer at my house. The previous owner was a pack rat, who also worked for the phone company. It looks like some high voltage flashlight....
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8 years ago
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Circuit Diagram for TV CVB42001 Power Supply Board
Has anyone got, or know where I can purchase, a schematic diagram, for this TV, Power Supply Board, CVB42001. This board is commonly used in LED TVs. I'm chasing a problem in the output voltage, that...
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8 years ago
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HP DV9000 no video, part 2.
A while ago I started this thread about an HP DV9000 laptop that had no video. The follow up to that story is I sent the board out for repair. Nearly two months later, I got it back. I reinstalled it...
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8 years ago
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