Electronics Repair

Anyone know where to find a Crosley Model 23 Dial Cord diagram

Anyone know where to find a Crosley Model 23 Dial Cord diagram? The cord is mostly gone, so I cant just duplicate the o...

7 comments posted 7yrs

posted by tubeguy

7 comments posted 7yrs posted by tubeguy

Yaesu FRG-7700 receiver tuning fault

I suppose an amateur radio group would be better but they are very quiet. The mechanical tuning dial works as it should...

5 comments posted 7yrs

posted by LuciferMorningstar

5 comments posted 7yrs posted by LuciferMorningstar

How to tell VA rating of xmfr?

To All, I need to power an amp that draws just under 1.5 amps at 110 volts. I measured the current it draws when powere...

19 comments posted 7yrs

posted by etpm

19 comments posted 7yrs posted by etpm

Repairing an IKA stirplate RET Basic, magnetic hot plate

IKA stir plate RET Basic, Won't stir. Water spill under motor, destroyed SMT resistors and traces. https://www.ika.com/...

0 comments posted 7yrs

posted by billb

0 comments posted 7yrs posted by billb

Repair knob shaft, yellow stirplate hot plate Thermo SP131325 Cimarec

These common yellow stir-plates by Thermo Scientific/Cimarec have plastic potentiometer shafts, knobs easily broken off...

2 comments posted 7yrs

posted by billb

2 comments posted 7yrs posted by billb

HP8720B won't phase lock

Well, it will, but sometimes it takes a few minutes. I can't tell if it needs to warm up . Does anyone know what I can c...

2 comments posted 7yrs

posted by 4ctestsystems

2 comments posted 7yrs posted by 4ctestsystems

Samsung TV problem

Model LN52A650A1FX2A A section on the lower right side becomes blurry and ghosty. Intermittent on startup and goes away...

5 comments posted 7yrs

posted by ivanvegvary

5 comments posted 7yrs posted by ivanvegvary

I Got Your Efficient CCFLs Right Here .-.|¯|.-.- .

Working on a scope here and as you (should) know with no input there should be a flat line. Ground reference, ant V/div...

2 comments posted 7yrs

posted by jurb6006

2 comments posted 7yrs posted by jurb6006

Cell phone signal booster

Has anyone used a cell phone signal booster, and would like to share their experience? The one i'm considering can be s...

14 comments posted 7yrs

posted by albert_h

14 comments posted 7yrs posted by albert_h

Maybe I need another 'scope?

Hey all youse 'scope gurus, I'm gonna be getting a new and a used tube amplifier. The new one is on the way and the use...

61 comments posted 7yrs

posted by etpm

61 comments posted 7yrs posted by etpm

ME/MA UK 1970's transistors?

Hi all, I'm restoring a couple of 1970's wooden case acoustic coupler, both made in the UK. I haven't find the slightes...

11 comments posted 7yrs

posted by frank

11 comments posted 7yrs posted by frank

Panasonic DVD Recorder model DMR-ES20 Problem

Hi, I have a Panasonic DVD recorder issue. When you plug it in (AC outlet), the rolling "ooooooo" (initializing/recover...

11 comments posted 7yrs

posted by jaugustine

11 comments posted 7yrs posted by jaugustine

speaker refoam

This is a favor for a friend of a friend. I've never done a refoam before but I realize it's not rocket science but the...

24 comments posted 7yrs

posted by ohger1s

24 comments posted 7yrs posted by ohger1s

Tascam DR-05 ticking noises

I have two Tascam DR-05 recorders and they both exhibit the same phenomenon: when they are recording complete silence,...

26 comments posted 7yrs

posted by adrian

26 comments posted 7yrs posted by adrian

Who wants 1 million euros?

I have to take these arbitrations. There is the figure the city and the referee judge of the organization. Who can help...

15 comments posted 7yrs

posted by matlab.user

15 comments posted 7yrs posted by matlab.user