Electronics Repair

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Togle switch amps

Why are switches being rated at different amps ? I see lots of them on ebay rated for 10 maps at 240 volts and 20 amps...
7 comments posted 7yrs
posted by rmowery28146
7 comments posted 7yrs posted by rmowery28146

combining rom images

i have a gq-4x( willem) burner. i need to combine a 128k rom and a 256k rom into a 512k image. the command line is: cop...
2 comments posted 7yrs
posted by mhooker32
2 comments posted 7yrs posted by mhooker32

Which 'scope?

I have decided to shop around for a couple new oscilloscopes. Most likely one new and one used. Even though I like the...
20 comments posted 7yrs
posted by etpm
20 comments posted 7yrs posted by etpm

About them 'scope probes

Finally last night I was able to sit down and figure out the probe adjustment. I have 5 probes. One 10x Tek probe, one...
22 comments posted 7yrs
posted by etpm
22 comments posted 7yrs posted by etpm

Magnetron question

Hi, I have to replace (in a micorwave oven) a Panasonic magnetron 2M236-M62 which is no longer in production and it's d...
37 comments posted 7yrs
posted by pietrarca
37 comments posted 7yrs posted by pietrarca

Looking for 2mm pitch 2-row female connectors

Hi folks, I've got an industrial PC module (MSI MS-96F6). I'm looking for matching connectors. 2.54mm molex is common,...
4 comments posted 7yrs
posted by email
4 comments posted 7yrs posted by email

9v Batteries

Looking for less expensive 9v alkaline battery. Please suggest best brands. I usually buy eight or so at a time. Forget...
16 comments posted 7yrs
posted by XMARKSTHESPOT
16 comments posted 7yrs posted by XMARKSTHESPOT

WD-40, CRC 'Lectra-Clean, Liquid Wrench, and Kroil

Circumstances: Dynaco SCA-35 that may be best described as "neglected" , a s follows: Filthy with greasy grit - what I...
8 comments posted 7yrs
posted by peterwieck33
8 comments posted 7yrs posted by peterwieck33

Is there software to decode Morse Code?

Turning on any of my vintage shortwave radios always brings some CW or Morse Code. In the 60s I learned the basic of Mo...
2 comments posted 7yrs
posted by tubeguy
2 comments posted 7yrs posted by tubeguy

I need a 3rd Arm and Hand

Working on electronics, as well as cars, homes, and a lot of other things have made me want to get a 3rd arm installed...
14 comments posted 7yrs
posted by tubeguy
14 comments posted 7yrs posted by tubeguy

Who makes RELIABLE modern electrolytic caps?

Changing the electrolytic capacitors in vintage tube gear is a must these days, but no one makes the old style (large s...
23 comments posted 7yrs
posted by tubeguy
23 comments posted 7yrs posted by tubeguy

Ignition coils are WEIRD

This may be a litle off topic, but ignition coils are WEIRD, compared to other transformers. I had to work on the ignit...
7 comments posted 7yrs
posted by tubeguy
7 comments posted 7yrs posted by tubeguy

JVC TK-1070U camera connected to PCI capture card.

Hi, I'm interested to capture the image from a JVC TK-1070U camera. The adapter card now in the computer is a Hauppauge...
0 comments posted 7yrs
posted by petereasthope
0 comments posted 7yrs posted by petereasthope

Engl valve amp disaster

OK, I repaired an Engl Sovereign 100 recently, it's a 100 Watt combo using 4 x 6L6. One of the JJ 6l6 had obviously ove...
23 comments posted 7yrs
posted by soundserviceleeds
23 comments posted 7yrs posted by soundserviceleeds