Latest threads in Electronics Repairshow only best voted threads

Subject Author Posted Replies
 
PV charge controller
Hi, I've rescued several small PV panels along with a pair of gel-cels from an electric wheelchair that still have useful life. I'd like to put together a charge controller to run the irrigation pump...
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Sony CD Walkman problem
I know the easiest way to fix this is to just go out and buy another CD/AM-FM player but I know there are a lot of knowledgeable people out here and maybe there is a easy fix. The AM/FM portion works...
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What is this thing?
Bought this at a thrift store yesterday. Don't have a clue what it is. Took it outside to get some photos of it and it starts making noise. No plugs or jacks on the outside and what looks like a...
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Vizio
Hi! If you had a Vizio Mdl27F520T without stanby voltage, Is the best and easiest way to fix it,replace the power supply board? Vince
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Dead pixels on CRT
How does a CRT end up with a vertical line of dead pixels? Sylvia. http://tinyurl.com/yz3eko4
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Circuit Board Carbon Arc
I have a 55 year old door chime clock and the board has carbon arcs which is causing a short. I have seen boards with this problem before and they were repaired using some type of filler. What is...
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Laser printer gloat
This inspired by the mini-thread in the thread up yonder about HP DeskJet printers. Actually something of a reverse gloat, along the lines of "my old printer still works; does yours?". Got my HP...
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RCA model F36688, CH. CTC197CN5, wierd symptoms
This set came on, autoprogrammed normally and ran for a half hour and apparently shut off while I had left the room. I turned it back on when i returned and it ran for a few minutes and then all of a...
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12AX7, 7025, ECC83. ETC
I have a Fender reissue model guitar amp in for service. It has 2 Fender 12AX7's that are microphonic. These are Chinese manufacture. I have replaced them with 5814's which is some sort of 12AU7 type...
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Yamaha YST-SW315 sub ...
Can anyone tell me the value of R20 (right at the output - poss part of Zobel network ??) or better yet, have a PDF copy of the schematics that they can let me have ? TIA Arfa
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2
 
Carlsbro S600M, 1981 600W slave amp
If anyone should have any info on the triac ? mains power protection, or maybe similar Carlsbro amp , th/sw on heatsink plus other stuff monitored presumably. Its in an awkward area to get to, a lot...
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Hardware flakiness (Windoze BSOD)
So I made up a SCSI cable for the scanner I got off the street (literally), an Agfa SnapScan 1236. (Had to cobble up the cable since my SCSI host adapter has a high-density socket but the scanner has...
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Adding a 6v boost to a 12v battery charger
Let's try casting the net a bit further...anyone else have a suggestion as to how to do a conversion? Thanks TMT
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How to make the HP DeskJet 500 print a 'test page'
Forgot how to print a 'test page' not the one from MS, but the one built in that tests all the jets. Also, anyone out there have a DeskJet 500 Manual? Operator's and/or Service?
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Kill-a-Watt surprises
Its been pointed that you don't really need a watt or watt-hour meter to save money -- you just turn off things you're not using. This is not altogether true. My electric bill was ridiculous, so I...
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