Latest threads in Electronics Repairshow only best voted threads
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Yamaha P7000S SMPS slave amp
Bought new 2 years ago, now died totally. Date? 2007 on the pcb overlays but Schuko mainland Europe mains plug with a 2014 moulding date. Firstly that line-plug set in an "clamshell" adaptor for the...
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6 years ago
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AIWA Turntable Stylus removal
I have an AIWA turntable, model PX-E850U. It needs a stylus. On the label, it says "Replacement Stylus AN-11". I'm sure I can locate a replacement stylus, but how the heck does it come off? This has...
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6 years ago
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N. Cook
I opened a Korg M1 keyboard the other day, to find a previous repairer had marked and written all over the PCB's. Something along the lines of "N.Cook switches". And various pen marks beside screws...
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6 years ago
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(OT) Vacuum Cleaner Identification for Bags
I've been dealing with a vacuum cleaner that has a cloth bag, and is only good for floors. I was thinking of buying a new one so I can also use it on walls and to vacuum things like the fan opening on...
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6 years ago
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Tube Bias adaptor
Hi, a customer who owns a few tube guitar amps bought himself a couple of "tube bias adaptors" complete with small DMMs. The adaptor is hand made and consists of an octal plug and socket pair, with...
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6 years ago
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Semi OT, drip coffee makers
I brew a pot of coffee every morning. (electric) Drip coffee makers last about 6-12 months, before something goes bad. Often I can take 'em apart and find the bad bit. This limps them along for...
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6 years ago
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Hella LED switches
Is wiring a Hella/Amazon switch to light power on to ground possible without using a relay ?
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6 years ago
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Drive shaft coupler for oscilloscope controls
Hi I have a Hameg HM-408 scope that uses extended shafts to go from the front panel to the switch / pots mounted inboard on the PCBs. These shafts are 2mm dia and the switches / pots are 4mm dia and...
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6 years ago
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Suggest good free news reader?
I retired last fall and this computer does not support my old Windoze Mail news reader. Can someone suggest a good free reader? I understand Free Agent is no longer "free". For the moment I'm slumming...
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6 years ago
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Using a Thermal Gun / Infrared Thermometer for electronics
I have a friend who is an auto mechanic. He said that his shop recently bought a Thermal Gun, also called an Infared thermometer. He said it's quite handy, where it will detect coolant leaks,...
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6 years ago
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*BANG!* Done it again!
I was winding up one of my old HP spectrum analysers (my best one, as it happens, been sitting around unused for years) on the variac yesterday. Got to about 170VAC from 60 over several hours and just...
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6 years ago
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What is this mains connector for?
Hey, I got a bunch of stuff at a bankruptcy sale a few weeks ago. One of the items was a HP audio oscillator with an unknown (to me) type of mains socket. Heres a picture of one of the same type: I...
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6 years ago
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LED VU meter problem
I have a commercial mid 1980s solid state stereo preamp/mixer, which has a dual LED Bar Meter. (about 6 green on the bottom, two yellow above that, and a red on the top). The preamp/mixer works well,...
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6 years ago
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Can I use Pizeo Tweeters, or????
I have an older pair of Fisher 3 Way Speakers. They are good speakers, except on of the tweeters is blown and sounds horrid. Fisher is out of business, so I cant buy an original replacement tweeter. I...
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6 years ago
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(OT) What are these changable pictures called?
This is completely off topic, but maybe someone will know the answer. Last summer at a fair, they were selling these pictures that change as you walk past them. For example. looking straight on, you...
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6 years ago
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