Electronics Repair

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Calibrating Wein (Honeywell) WP1000 Flash Meter

Anyone have info on adjusting this device? I have the owners manual, but that does not cover the multiple adjustments i...
3 comments posted 14yrs
posted by spam
3 comments posted 14yrs posted by spam

LM7824CT replacement

I need to replace this TO220 regulator in a power supply I'm working on. The original is a "CT" suffix however looking...
9 comments posted 14yrs
posted by captainvideo462009
9 comments posted 14yrs posted by captainvideo462009

Oscilloscope 'floating' measurements

Many advocate the use of an isolating transformer. The oscilloscope probe and ground are then used like multimeter lead...
43 comments posted 14yrs
posted by bobh
43 comments posted 14yrs posted by bobh

QAM tuner?

Well this is not about repair, but I don't know where else to ask it, and someone here will know. I still have an old C...
2 comments posted 14yrs
posted by waybackNO746SPAM44
2 comments posted 14yrs posted by waybackNO746SPAM44

TO3 mounting query

In typing this I thought of a reason for it but will continue for any one else's input. I've never seen it before but s...
5 comments posted 14yrs
posted by diverse
5 comments posted 14yrs posted by diverse

SMD top code graphics and other symbols

Other than hyphen is it only letters and numbers only for the type code? If some extended graphics symbol then is it da...
4 comments posted 14yrs
posted by diverse
4 comments posted 14yrs posted by diverse

wanted: new VC for Fisher CA273 stereo amplifier

Does anyone know where I might find a slider-type volume control potentiometer for a Fisher CA273 stereo amplifier? The...
1 comments posted 14yrs
posted by analogdino
1 comments posted 14yrs posted by analogdino

Types of lead-free solder

Still no industry standard? Which alloy do you like for repair of new boards?
10 comments posted 14yrs
posted by td_03
10 comments posted 14yrs posted by td_03

Normal to Have Warm Outlet to Portable Oven?

Hi, When I use a portable roaster / oven, the outlet that I plug the cord into gets pretty warm, as well as the wire at...
17 comments posted 14yrs
posted by user132384
17 comments posted 14yrs posted by user132384

Panasonic Euro 4 Cogging - Please help

Hi I've got a Panasonic TX24DX1 tv with the Euro 4 chassis. There is slight cogging on the verticals, which I think may...
3 comments posted 14yrs
posted by pedwards
3 comments posted 14yrs posted by pedwards

How to adjust Volume control range on TV monitor?

I use Direct TV satellite receiver. For the monitor connected via HDMI camble: Element Electreonics 40 inch LCD, ELGFT4...
7 comments posted 14yrs
posted by robert.a.macy
7 comments posted 14yrs posted by robert.a.macy

JFET identification

Hi all, Looking for a datasheet or any info on a FET used in a Keithley 2000 location Q105. The service manual lists it...
5 comments posted 14yrs
posted by none
5 comments posted 14yrs posted by none

Aerial wifi antennae

Since HDTV came out, I basically get one different station in each room I move the TV to. Someone joked that the reason...
9 comments posted 14yrs
posted by vjp2.at
9 comments posted 14yrs posted by vjp2.at