Electronics Repair

cells in Parallel and series

Please I have nine cells which are 2 volts, 2amp each. I need to combine th em to get 6 volts, 6amp, which connection i...

9 comments posted 5yrs

posted by fynnashba

9 comments posted 5yrs posted by fynnashba

Broken FM Xmitter?

About 14 months ago, I bought something that looked like any of the links below. It worked great, to let me listen to c...

5 comments posted 5yrs

posted by NONONOmisc07

5 comments posted 5yrs posted by NONONOmisc07

Air fryer time longer than microwave oven

"In an air fryer, heat is generated by coils right above the double-walled food chamber. A fan on top of that pulls the...

2 comments posted 5yrs

posted by bruce2bowser

2 comments posted 5yrs posted by bruce2bowser

Toshiba TV

Howdy! A relative bought a newer TV with a larger screen and I got the older TV, a Toshiba 24V421OU . My older TV had t...

4 comments posted 5yrs

posted by Ed.Vance

4 comments posted 5yrs posted by Ed.Vance

DMM

Hi Group, any recommendations for a good DMM, preferably a Fluke. under a $100.. are the ones made in China reliable.???...

14 comments posted 5yrs

posted by stankowalski02

14 comments posted 5yrs posted by stankowalski02

A solid state replacement for the lowly 2D21 Thyratron tube...(sorry for the On-Topic post!)

In my field of arcade repairs we run into older jukeboxes - one particular model which uses the 2D21 tube and was from...

44 comments posted 5yrs

posted by spam

44 comments posted 5yrs posted by spam

USB oscilloscope for troublshooting?

From time to time it'd be really handy to have an oscilloscope. Something like a Tektronix TDS2010 would be very nice....

6 comments posted 5yrs

posted by bp

6 comments posted 5yrs posted by bp

Denon DMD-M10 minidisk recorder

I have a Denon DMD-M10 minidisk recorder that will not play disks recorded on other machines nor will it record on a di...

5 comments posted 5yrs

posted by LuciferMorningstar

5 comments posted 5yrs posted by LuciferMorningstar

cheap solder smoke filter or overkill?

Have a box fan and, since not being satisfied with existing solder fume filter because I have to be within 6" of openin...

18 comments posted 5yrs

posted by cbr6850

18 comments posted 5yrs posted by cbr6850

RCA RNSMU4336

Working on RCA RNSMU4336, SN A1901272410000314, with screen rendition issues, for any/no input. Display stretched, grad...

1 comments posted 5yrs

posted by legg

1 comments posted 5yrs posted by legg

trying to restore a CB to previous unmodified condition

I have a Uniden Grant CB that someone previously modified that I am in the process of trying to restore to its original...

1 comments posted 5yrs

posted by cbr6850

1 comments posted 5yrs posted by cbr6850

Where to get wide flat ribbon cables

I have a piece of equipment that uses a 14-pin cable to connect the front panel LCD to the mainboard, using a flat ribb...

0 comments posted 5yrs

posted by user

0 comments posted 5yrs posted by user

What are these electronilc parts

What are the devices in these two parts of a schematic https://imgur.com/a/mnnzq3O On the left is probably the lighting...

5 comments posted 5yrs

posted by NONONOmisc07

5 comments posted 5yrs posted by NONONOmisc07

Car CD doesn't play.

The CD player in my car worked well 2 months ago but last week I just got Track Search, or Error, something like that....

6 comments posted 5yrs

posted by NONONOmisc07

6 comments posted 5yrs posted by NONONOmisc07

Got The Balls For a Tek H Ssweep Problem ? 465B

I got to Q4497, it is not being triggered by wither the normal trigger or the auto. I found (IIRC) Q4498 to be bad I th...

1 comments posted 5yrs

posted by jurb6006

1 comments posted 5yrs posted by jurb6006