Electronics Repair

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Dual concentric speaker

Roland cube , tweeter over the 10 inch bass unit. Stands on what seems to be a plastic stem passing through the bass co...
3 comments posted 15yrs
posted by diverse
3 comments posted 15yrs posted by diverse

Tenma 72-905 O'scope

Anyone have a source for a service manual for a Tenma 72-905 O'scope? I have one that the horizontal trace stays on the...
14 comments posted 15yrs
posted by tethovson
14 comments posted 15yrs posted by tethovson

Inverter

This inverter doesnot work, is it possible and how to fix itt? Can i get new one, or buy some which can replace it and...
9 comments posted 15yrs
posted by lord051
9 comments posted 15yrs posted by lord051

Found: TV schematics.

http://www.e-rusu.ro/scheme/
0 comments posted 15yrs
posted by gangprobing.alien
0 comments posted 15yrs posted by gangprobing.alien

Betamax VCR Alignment Tapes - Which Do I Need?

I've been collecting a number of Betamax VCRs over the past couple of years, and doing only basic refurbishing such as...
5 comments posted 15yrs
posted by zappyman
5 comments posted 15yrs posted by zappyman

Resistor failure from cold?

An amplifier stored exposed to our last UK winter , maybe dropped to -15 degrees C. Loss of the negative side of the bi...
5 comments posted 15yrs
posted by diverse
5 comments posted 15yrs posted by diverse

Fender Super Twin

Hi all, the Fender " Super Twin " has to be my least favourite Fender model. http://www.ampwares.com/schematics/super_t...
3 comments posted 15yrs
posted by phil_a
3 comments posted 15yrs posted by phil_a

P.H.I.L.C.O.

While searching "Totally MAD" for the "Fantastic Voyage" spoof, I found a spoof poking fun at Philco's famous ads claim...
12 comments posted 15yrs
posted by grizzledgeezer
12 comments posted 15yrs posted by grizzledgeezer

Need small Soldering job done around London !

Hi all, I like to swap a ROM chhip from one Hard Drive PCB to another PCB, could some body do it for me, and how much wo...
0 comments posted 15yrs
posted by mbegz
0 comments posted 15yrs posted by mbegz

Ashdown Bass amp

** Hi, I have an Ashdown ABM 200H with a burnt resistor on the power amp PCB. Any know what value R10 is ? You need a p...
9 comments posted 15yrs
posted by phil_a
9 comments posted 15yrs posted by phil_a

OT: anyone for raspberry pi ?

http://www.dailytech.com/For+the+Kids+Tiny+PC+is+Size+of+USB+Stick+Offers+1080p+Costs+25+USD/article21569.htm that and a...
0 comments posted 15yrs
posted by diverse
0 comments posted 15yrs posted by diverse

IR remote control conflict

2 different makes of set-top box mutually affected on some controls between each controller. Extending the IR LED out b...
19 comments posted 15yrs
posted by diverse
19 comments posted 15yrs posted by diverse