Latest threads in Electronics Repairshow only best voted threads
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Panasonic DVD Recorder DMR-ES20 Long Time to Initialize
Hi, Note: I did electronic service work for many years. Note: This DVD recorder doesn't use a computer. It has AV inputs and outputs plus a built in TV type tuner. My Panasonic DVD Recorder DMR-ES20,...
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7 years ago
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What's wrong with computer speaker?
I have a pair of computer speakers and the left? one, the one not directly connected to the computer, makes no sound. The wire must be good because its LED goes on. I finally got it apart (it was...
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7 years ago
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60's-vintage motor overload heaters
Original on the left, purchased replacement on the right. Questioning whether these are equivalent for an old General Electric motor starter overload (CR106). Seems like slightly different approaches...
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7 years ago
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Want to build resistor..
This resistor is very simple. It will have stereo RCA in and out, and 1/8" mini in and out. All it will do is attenuate 2.5khz by 3 dB, with a Q wide enough to modestly affect frequencies from 1kHz up...
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7 years ago
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Car CD player - anything I can clean besides the lens?
My car's CD player reports Check CD and ejects many CDs. I've managed to g et the radio out of the car, and opened it until I can now see the laser le ns. I plan to clean with Qtip and isopropyl...
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7 years ago
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Subarrier FM radio
Are such radios sold in the USA via the internet? Is the station really "fixed"? Someone gave my uncle a radio which is said to have a special "chip" that receives a Greek radio station. He mentioned...
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7 years ago
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TImer switch sicks
I think the reason my (spring wound) bath fan timer switch sticks is when I reset it, ie, change it form say 20 min to 40 min. It is spring wound. I know folks who have such switches for twenty years,...
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7 years ago
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Scopes, Horizontal Deflection
Now dammit, I know how a ramp generator works and I know how a relaxation o scillator works, which is what the ramp generator sometimes becomes in a sc ope. I wish Jim Yanik was around. I got two. One...
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7 years ago
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battery life changes, similar to answering machine thread
I've had a Nikon 400 laser rangefinder for a number of years now, probably 10 to 12, something like that. We use it infrequently for measuring dista nce - how far did that Frisbee throw or golf shot...
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7 years ago
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PCB prototyping idea
I was in a craft shop today and one of these was being demonstrated I got the demonstrator to try it out on 0.05mm thick copper foil. It worked very well on parallel lines 0.3mm spacing and letters...
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7 years ago
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Answering Machine Backup Batt
Hello, all. I've got an ~8 year old GE brand answering machine (like this one: that has worked flawlessly until about a month ago when the machine announced "Low battery". As usual I replaced the 9v...
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7 years ago
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answering Machine Backup Up
Hello, all. I've got an ~8 year old answering machine (This one: -- J. B. Wood e-mail:
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7 years ago
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Alternator testing & troubleshooting
My 97 Ford van has an intermittent electrical problem. Testing the battery under load it seems to be OK. Connections and wires are all good. Now I suspect the alternator. It's a job to R/R the...
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7 years ago
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Linux variant worm affects Ubuquiti routers and radios
Foul-mouthed worm takes control of wireless ISPs around the globe Active attack targets Internet-connected radios from Ubiquiti Networks. Risk Assessment / Security & Hacktivism Foul-mouthed worm...
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7 years ago
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Smart Phones: Best PHONE CALL Sound Quality
Smart Phones: Best PHONE CALL Sound Quality I googled best smart phone sound quality, and all I got were 1,000 articles about how good MUSIC sounded when played on them! >:( So if you own a...
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7 years ago
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