Electronics Repair

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Ar+ laser Tube

This is Thekrayat and a grad student at the University of Arkansas I am working with an old Argon ion laser, so Coheren...
1 comments posted 10yrs
posted by thekra8
1 comments posted 10yrs posted by thekra8

Anyone used one of these?

Given the shortcomings of low power battery testers/meters for checking certain components that typically run at consid...
16 comments posted 10yrs
posted by curd
16 comments posted 10yrs posted by curd

EVOX 142 Phone

My daughter's apartment building uses an EVOX 142 series 2-wire intercom system. She would like to have in her apartmen...
0 comments posted 10yrs
posted by mm
0 comments posted 10yrs posted by mm

Headphone socket on laptop?

Acer laptop with combo headphone/mic socket. The tip of a 3.5m stereo jack has detached inside the socket and it's cutt...
8 comments posted 10yrs
posted by me
8 comments posted 10yrs posted by me

Capacitor Venting

Hi all, I'm returning to the scope smps I was working on some time ago before fitting a new bathroom intervened. I've r...
34 comments posted 10yrs
posted by curd
34 comments posted 10yrs posted by curd

Replacement for tropical fish caps

Hi all, Given that NOS TF caps seem to be increasingly hard to come by, is there a modern equivalent type that can sati...
9 comments posted 10yrs
posted by curd
9 comments posted 10yrs posted by curd

1 inch speaker problem

Nastly little magnetic tweeter/mids ? As a 47uF NP cap is over one, for mid? Anyway nasty buzzing overtone as though a...
0 comments posted 10yrs
posted by diverse
0 comments posted 10yrs posted by diverse

Tek 2225

After putting in a truckload of electrolytics to get rid of ripple in the r ace I have some residual noise in X 10 mode...
3 comments posted 10yrs
posted by jurb6006
3 comments posted 10yrs posted by jurb6006

Not sure if I need a fuse

I have a insignia NS-39D400NA14.got good sound,tv comes on but the picture is only showing a blue screen with some faded...
2 comments posted 10yrs
posted by tyronedaniels549
2 comments posted 10yrs posted by tyronedaniels549

Immersion heater.

Thinking ahead just in case it blows............... The issue is length - I could measure the outside dimensions of the...
10 comments posted 10yrs
posted by gangprobing.alien
10 comments posted 10yrs posted by gangprobing.alien

JBL Radial Ipod speaker dock, how to get inside?

Removed the 2 sub base eye shaped pieces and loads of screws. The two leg struts will separate with a blade but the spl...
0 comments posted 10yrs
posted by diverse
0 comments posted 10yrs posted by diverse

TIP: long stem, blind, snap rivet reuse.

For holding, through grommets, reverb tank to steel chassis, so not the usual small ones for DSP boards etc. You cannot...
1 comments posted 10yrs
posted by diverse
1 comments posted 10yrs posted by diverse

Re: Key contact restoration

>Anyone any such experience here? >I know it's a long shot. Google for "mold your own rubber parts" or "cast your own r...
15 comments posted 10yrs
posted by jeffl
15 comments posted 10yrs posted by jeffl