Electronics Repair

Tube fuse stuck in the tube

Hi, I have a ceramic tube fuse that is stuck. The fuse blew last week, and is set inside a tube that is just barely lar...

10 comments posted 13yrs

posted by Chipperoni.ba8da48

10 comments posted 13yrs posted by Chipperoni.ba8da48

Know Studio 40.ND Television Character Generator chroma issues

I am trying to troubleshoot chroma issues with a Knox Video Technologies Studio 40.ND television character generator. T...

10 comments posted 13yrs

posted by newsgroups1

10 comments posted 13yrs posted by newsgroups1

Panasonic pt-47wx53 intermittent red color

-- I have a Panasonic pt47wx53 and have had it for some time. Lately I have been having an problem. The red color will...

7 comments posted 13yrs

posted by taylor1

7 comments posted 13yrs posted by taylor1

Cell phone app for IR Remote control code capture?

I've found references to their use as remote controls but now that LIRC does not seem to be supported these days. Are p...

10 comments posted 13yrs

posted by diverse

10 comments posted 13yrs posted by diverse

Re: Do they make a Motorola RAZR 5-pin USB 2.0 to mini-USB cable?

> If you could find a Mini USB cable with five wires you could modify it > as described at > but > you're unlikely to f...

13 comments posted 13yrs

posted by fc

13 comments posted 13yrs posted by fc

Helium-Neon Laser Tubes

Hi, I'm trying to repair some old helium-neon lasers for a physics lab (155SL Uniphase and 155 spectra physics). Is it p...

18 comments posted 13yrs

posted by savory

18 comments posted 13yrs posted by savory

GE Microwave JVM1540DM3WW Everything but Heat

Everything operates correctly, except no heat. I can hear a transformer hum , come and go while it acts like it is work...

45 comments posted 13yrs

posted by kflook67

45 comments posted 13yrs posted by kflook67

Logitech Multimedia Speaker System (LS21)

Hello, I am trying to repair a Logitech LS21 multimedia speaker system (Model Number S-00042). There is a small switche...

5 comments posted 13yrs

posted by M.Joshi.ba29728

5 comments posted 13yrs posted by M.Joshi.ba29728

Cleaning smoke residue from old plastic

Hi, I have a Roland TR909 here where the cream plastic casing has yellowed, probably due to smoking in the studio. What...

13 comments posted 13yrs

posted by sound.service

13 comments posted 13yrs posted by sound.service

Active surface of a laser diode?

For self-education I decided to take apart a presumably defunct DVD laser unit to see the internal layout of splitters...

9 comments posted 13yrs

posted by diverse

9 comments posted 13yrs posted by diverse

"refurbished" lamps?

The halogen fuser lamp in my HP 4M has apparently bit the dust. (I'll know for sure tomorrow when I do a continuity che...

4 comments posted 13yrs

posted by grizzledgeezer

4 comments posted 13yrs posted by grizzledgeezer

WSON package prototype

Hello, I am trying to prototype a circuit which uses a TI LMP91000 IC. The IC is a tiny WSON package and I'm unsure how...

1 comments posted 13yrs

posted by M.Joshi.b9ea2a8

1 comments posted 13yrs posted by M.Joshi.b9ea2a8

Fault on LCD TV, Samsung LE32B450C4W

Hi all, I have a samsung LCD TV, model LE32B450C4W. The TV will no longer turn on. The red LED stays red, and just blin...

1 comments posted 13yrs

posted by i.love.spam

1 comments posted 13yrs posted by i.love.spam

6.3mm jack plug - new fault

Hi, after some 40 years experience with guitar amps and accessories I figured I had seen every kind of fault possible w...

6 comments posted 13yrs

posted by phil_a

6 comments posted 13yrs posted by phil_a

rewiring an emergency light with tubes for LED strips

Hi there, Maybe can someone could voice some ideas on the best path for this: I have not one or two but 8 emergency lig...

8 comments posted 13yrs

posted by fcassia

8 comments posted 13yrs posted by fcassia