Electronics Repair

Cypress CP5609AMT

I would like to modify a dead mouse into a LED power. The chip would not activate the LED input until the PC boots into...

3 comments posted 15yrs

posted by toylet.toylet

3 comments posted 15yrs posted by toylet.toylet

reparing battery pack

When I rebuild my drill battery pack with new C nicads do I have to stay in the same mAh rating. The originals are 1300...

16 comments posted 15yrs

posted by LSMFT

16 comments posted 15yrs posted by LSMFT

Panasonic Inverter Microwave Oven Schematic request

Greetings, I am experimenting with the inverter board from the Panasonic NN-H665BF microwave oven (part no. F66456G01AP...

3 comments posted 15yrs

posted by invalid

3 comments posted 15yrs posted by invalid

Fairchiled KA5L0165R source?

Anyone know of a source in the UK or an equivalent? The eEquipment dates from about 2005, datasheet from 2003 http://pd...

0 comments posted 15yrs

posted by rootpassword

0 comments posted 15yrs posted by rootpassword

Confusing output voltage from transformer

I have a very small sony amplifier (the portable type such as you would travel with and attach to an Ipod). I dont have...

15 comments posted 15yrs

posted by bluestar09555

15 comments posted 15yrs posted by bluestar09555

Search EPROM 1Mb

Hello to everyone, I'm searching for some ST M27C1001-20XFI or similar (32pin, 1Mbit, 128Kx8, 35ns) I'm from Italy, ple...

0 comments posted 15yrs

posted by andreapier

0 comments posted 15yrs posted by andreapier

Boss TU-120 Electronic Tuner Schematic Roland LED Strobe Guitar Tuning

I have an older Boss TU120 tuner (maybe 1979) that seems to need adjustment repaired, but have been unable to locate a...

12 comments posted 15yrs

posted by wb_wildbill

12 comments posted 15yrs posted by wb_wildbill

Boss ME50 multi effects pedal

All LED flash on &off then latches up with the seven segment display showing the decimal point only. Removed the single...

1 comments posted 15yrs

posted by diverse

1 comments posted 15yrs posted by diverse

Unidentifiable washing machine klixon

Does anyone know who makes these ? http://www.teaser.fr/~amajorel/lf1200/files/lf1200_klixon1.jpg http://www.teaser.fr/...

8 comments posted 15yrs

posted by cheney

8 comments posted 15yrs posted by cheney

Harmon Kardon Citation 5.0 controller

I went on a home theater call yesterday and found that this unit seemed to be stuck in standby mode. I was just seeing...

0 comments posted 15yrs

posted by captainvideo462009

0 comments posted 15yrs posted by captainvideo462009

Slide projector - discharge lamp light source?

Anyone aware of a make / model that used mercury or other discharge lamp light source for conventional ie 35mm photograp...

14 comments posted 15yrs

posted by diverse

14 comments posted 15yrs posted by diverse

Fender SPL 9000 , 1997 slave amp

About half the solder joints on the input sub-board are bad. A .25 and M&F XLR each ch with no obvious reason why, as a...

2 comments posted 15yrs

posted by diverse

2 comments posted 15yrs posted by diverse

Followup Tube Amp Valve Peavey Mace VT Guitar Amplifier

The amp has been checked out, first, ESR checks (for a quick check of the electrolytics before powering on.. initial po...

2 comments posted 15yrs

posted by wb_wildbill

2 comments posted 15yrs posted by wb_wildbill

Adding RGB input to Sony Trinitron

I picked up a flat face Trinitron yesterday for peanuts. I plan to use this as an arcade game monitor (in a MAME setup)...

18 comments posted 15yrs

posted by boardjunkie1

18 comments posted 15yrs posted by boardjunkie1

Slightly odd output stage configuration. Thoughts ?

A muso customer has asked me to carry out some tonal mods to his Peavey Classic 30. All pretty straightforward cap chan...

31 comments posted 15yrs

posted by arfa.daily

31 comments posted 15yrs posted by arfa.daily