Electronics Repair

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Homebrew standard video test charts?

I would appreciate suggestions and success stories from anyone who has printed (or otherwise made) some standard video...
28 comments posted 17yrs
posted by msg
28 comments posted 17yrs posted by msg

Akai AX-M400 ...

Why is it that no matter how many old schematics and manuals you've got stuffed in your filing cabinets, you've never g...
2 comments posted 17yrs
posted by arfa.daily
2 comments posted 17yrs posted by arfa.daily

sony KP57HW40 Green Screen with sound

My screen went all green with faint shadows of picture then shut off after about 5 seconds. I went online and researche...
1 comments posted 17yrs
posted by newpdxhandyman
1 comments posted 17yrs posted by newpdxhandyman

insulating properties of silicone

Is there any difference in the dielectric properties of clear silicone and black or some shade of the material? I'm not...
3 comments posted 17yrs
posted by captainvideo462002
3 comments posted 17yrs posted by captainvideo462002

Yamaha RS7000 sequencer, 2001 or later

HV discharge or arcing in or around the bigger, more conventional looking of the 2, transformer in the SMPS. Any know i...
2 comments posted 17yrs
posted by diverse
2 comments posted 17yrs posted by diverse

Marantz 2275

Wondering if anyone is familiar with this series. I was testing it out and the bias circuitry is not functioning. There...
8 comments posted 17yrs
posted by zekfrivo
8 comments posted 17yrs posted by zekfrivo

How do inkjet carts. detect low ink level?

Got me baffled. I partially-disassembled a used Epson cart. for an RX-580, and what I found made little sense. Also cur...
2 comments posted 17yrs
posted by n_bod_ley
2 comments posted 17yrs posted by n_bod_ley

Just Joined!

Hey everyone! Just joined and wanted to let everyone know. I'm looking forward to hearing different ways to fix electro...
21 comments posted 17yrs
posted by michael.jmitchell5
21 comments posted 17yrs posted by michael.jmitchell5

Hardcano 12 Chip ID help

Hi, Just wondering if anyone can ID this chip. Its on a Thermaltake Hardcano 12 Fan speed controller for PC cooling The...
13 comments posted 17yrs
posted by Chipbee40_SpamNo
13 comments posted 17yrs posted by Chipbee40_SpamNo

small 16V or big 220V capacitors?

PC mobo either resets or would not put graphics to monitor at all guess due to faulty supply(works ok with a new though...
0 comments posted 17yrs
posted by anglomont
0 comments posted 17yrs posted by anglomont

What will stop all the OffTopic Spam?

This group has a ton of off topic spam, jeans, tennis shoes... Why? How to stop it? It makes it difficult to find real...
29 comments posted 17yrs
posted by macy
29 comments posted 17yrs posted by macy

Dremel 395 VSC repair

Hello again: I have a Dremel 395 rotary tool with variable speed control. After acting up almost from the very start, t...
6 comments posted 17yrs
posted by sawbona
6 comments posted 17yrs posted by sawbona

A CRT museum?

Old buck, here. and been fascinated by CRTs ever since Life magazine in the earlier 1940s had a custom gas-focused CRT...
3 comments posted 17yrs
posted by n_bod_ley
3 comments posted 17yrs posted by n_bod_ley