Electronics Repair

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Source for Type 19 LAmp

I am restoring a Seeburg USB 2 Jukebos that uses these in a display 2 pin miniature 12VAC bulb Can't find it anywhere a...
2 comments posted 19yrs
posted by boboranntrottier
2 comments posted 19yrs posted by boboranntrottier

help with classic NAD MR-20

I'm new to this group. I'm a BS EE who's serviced electronic equipment most of his life, so don't hesitate to get as te...
2 comments posted 19yrs
posted by grizzledgeezer
2 comments posted 19yrs posted by grizzledgeezer

Iwatsu SS5711 schematics

Can anyone assist with schematics for this critter? It doesn't appear to have a major problem. Likely in the PSU for the...
1 comments posted 19yrs
posted by trevor
1 comments posted 19yrs posted by trevor

LCD display flaky

I've got a handheld meter with a LCD display (Sunpro Tachometer) and some of the LCD segments are getting flaky. Assumi...
3 comments posted 19yrs
posted by source
3 comments posted 19yrs posted by source

Yamaha HTR-5890 will not power on, need schematic.

This Yamaha HTR-5890 surround sound receiver had two shorted power transistors and a blew the main 10 amp fuse. I repla...
9 comments posted 19yrs
posted by farberbear.unspam
9 comments posted 19yrs posted by farberbear.unspam

How does touch

Hi, I have an old Schwinn stationary exercise bike which has rubber buttons on the console for timer, speed etc. The bu...
12 comments posted 19yrs
posted by rkannan
12 comments posted 19yrs posted by rkannan

Repairing a lead acid battery charger

I have an old sealed lead acid battery (Yuasa EN320-2RS) which has a 2V output and 320Ah capacity. Although it was neve...
23 comments posted 19yrs
posted by no--spam
23 comments posted 19yrs posted by no--spam

Manual/Schematic for APPLE B&W monitor 6090S?

Yeah, looking for a schematic for this puppy...might be part of the manual for the early MACs of course. Thanks, John :...
0 comments posted 19yrs
posted by spam
0 comments posted 19yrs posted by spam

bearcat scanner memory battery life?

Case in point. Uniden Bearcat BC890XL's memory battery life just a couple of weeks. I've run into situations like this...
6 comments posted 19yrs
posted by coffelt2
6 comments posted 19yrs posted by coffelt2

PQ35...?

Hi Group, Can someone help please...? I have a laptop HP notebook #N3370 SER...F1929A. There are some components on the...
2 comments posted 19yrs
posted by stan1k1
2 comments posted 19yrs posted by stan1k1

Repair Qs 50 Years from Now

Considering how far electronics has come in just the past 50 years, one wonders what sort of repair questions technicia...
9 comments posted 19yrs
posted by mccullar
9 comments posted 19yrs posted by mccullar

Advice on Gould DSO please...

I have just got a Gould 465 DSO (same as 420 & 450 but 100MHz bandwidth). With the input grounded the trace is never de...
2 comments posted 19yrs
posted by bob.balderson
2 comments posted 19yrs posted by bob.balderson