Electronics Repair

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Huster / Muster ? smps maker

Handscrawled in white on laptop sort of smps inside a Fischer in ear amp. Anyone recognise the name? Presumably bought...
1 comments posted 16yrs
posted by diverse
1 comments posted 16yrs posted by diverse

Timer

I'm trying to find a timer to do what I want. Descriptions on the internet are sadly inadaquate. I want a timer that if...
10 comments posted 16yrs
posted by boleyn7
10 comments posted 16yrs posted by boleyn7

Phillips screw security bit?

I'm trying to disassemble a Kill-A-Watt P4460. A device that was plugged into it had some electrical problem and caused...
35 comments posted 16yrs
posted by farberbear.unspam
35 comments posted 16yrs posted by farberbear.unspam

software to help reconstruct circuit diagram?

I'm trying to debug a circuit board but have no circuit diagram. I could take a picture of the top and bottom of the bo...
5 comments posted 16yrs
posted by nospam
5 comments posted 16yrs posted by nospam

varicap diode testing?

Hi if you test an OK varicap diode with analog reistance meter what are you supposed to get?Does it get hot/warm in bat...
6 comments posted 16yrs
posted by anglomont
6 comments posted 16yrs posted by anglomont

(household) appliances

Hi, We're in the process of some significant remodeling/updating, here. Among the items we're looking to purchase are a...
5 comments posted 16yrs
posted by not.going.to.be
5 comments posted 16yrs posted by not.going.to.be

Question about Charter cable box

A friend who subscribes to Charter's cable TV service tells me Charter has programmed his cable box to halt after somet...
9 comments posted 16yrs
posted by NoEMail
9 comments posted 16yrs posted by NoEMail

DTV clock screwed up

Using a set-top DTV converter, analog TV. Works fine, except for about a week now the clock appears to be an hour slow....
7 comments posted 16yrs
posted by nobody
7 comments posted 16yrs posted by nobody

connecting TTL o/p together

Hi l'm building a circuit and l need an 8 input OR gate(does anyone know of one ?) this is not available so l'm using 7...
18 comments posted 16yrs
posted by fynnashba
18 comments posted 16yrs posted by fynnashba

dead microwave

Frigidaire, Professional Series PLMV169DCD When plugged in, no clock is displayed. Nothing. No response to any buttons....
28 comments posted 16yrs
posted by nospam
28 comments posted 16yrs posted by nospam

usb-parallel adapter for I/O

I have spent a few days hacking on a usb-parallel adapter based on a Prolific pl2305 chip trying to get a bit-bang 8 bi...
1 comments posted 16yrs
posted by joemomma93
1 comments posted 16yrs posted by joemomma93

mis-connecting audio and composite video

What happens (in terms of damage) if you connect an audio signal to a composite video input or composite video to an au...
6 comments posted 16yrs
posted by ulysses66
6 comments posted 16yrs posted by ulysses66

What should be the value of the resistance?

Small signal voltage gain by one small resistance connected to emitter through a large by passed resistance and junctio...
5 comments posted 16yrs
posted by supahi_mahanta
5 comments posted 16yrs posted by supahi_mahanta

Transistor ID...

Posted this at sci.electronics.basics; got redirected to here. Hope someone can help: Have a broken inverter on a 2000f...
6 comments posted 16yrs
posted by tmcwboards
6 comments posted 16yrs posted by tmcwboards

Icom IC-7000 VHF/UHF Transceiver "Adjustment Mode"

Hi, I recently bought an Icom IC-7000 transceiver from the estate of a "silent key". The UHF power output, although the...
12 comments posted 16yrs
posted by jaugustine
12 comments posted 16yrs posted by jaugustine