Electronics Repair

Luxman L-11 integrated amp

Hello all, I'm working on an L-11 which has issues with the -b2 power supply which feeds the front end of both channels...

3 comments posted 5yrs

posted by tim

3 comments posted 5yrs posted by tim

Acoustat Electrostatic Speakers

My brother has a very vintage pair of Acoustat speakers driven from what he describes to me as an Acoustech IV pre-amp,...

3 comments posted 5yrs

posted by peterwieck33

3 comments posted 5yrs posted by peterwieck33

liquid electric tape?

Anyone here use it and what is its durability? How about melting temperature in warmer environments? Thanks.

15 comments posted 5yrs

posted by jbc3

15 comments posted 5yrs posted by jbc3

Smoke detectors, Ionization vs Photoelectric

> > > >> Looking to install some new smoke detectors. I was going to install > >> Ionization type smoke detectors in th...

0 comments posted 5yrs

posted by mogulah

0 comments posted 5yrs posted by mogulah

Who rewinds power XFRs?

I have a McIntosh MX110Z with a bad transformer. Any recommendations for rewinding? I've never done one and have no inte...

11 comments posted 5yrs

posted by ohger1s

11 comments posted 5yrs posted by ohger1s

Receiver sensitivity

While not really a repair,but more of a question. Why is it that I have one of the portable receivers with a whip anten...

12 comments posted 5yrs

posted by rmowery28146

12 comments posted 5yrs posted by rmowery28146

XT60 and soldering update

My former post was on the unwanted heating up of a cigarette lighter and it was determined that there was too much resi...

5 comments posted 5yrs

posted by bestnet

5 comments posted 5yrs posted by bestnet

rca led32c45rq not turning on

Hi Group, I have an RCA led32c45rq not turning on, no pic, no sound. light on, 5v on stby power supply.. what board do i...

4 comments posted 5yrs

posted by stankowalski02

4 comments posted 5yrs posted by stankowalski02

Vizio E480-B2 no pic

Hi Group, can someone help please? workin on a Vizio E480-B2 no pic, patie nt said, tv has sound no pic, i experienced...

1 comments posted 5yrs

posted by hildawinkler77

1 comments posted 5yrs posted by hildawinkler77

shunt/ current sense resistor question

In the process of finishing a 0-12 VDC @ 0-10 A switching power supply. Fairly new at this and wanted to ask about the...

9 comments posted 5yrs

posted by jbc3

9 comments posted 5yrs posted by jbc3

making wires on circuit board immobile but able to be removed later?

I am in the process of modifying a circuit by adding a small external circuit board and then wiring into the main board...

28 comments posted 5yrs

posted by chuck445

28 comments posted 5yrs posted by chuck445

SN76477 replacement source?

Ok, a friend brings by his sound maker and it seems that the main chip is burned out. Does anyone know where a genuine r...

2 comments posted 5yrs

posted by chuck445

2 comments posted 5yrs posted by chuck445

sceptre x425bv tv main board smoked Q7

Hi Group, can someone help please,.? I put the LVDS wiring harness on wrong in the main board #T. RSC8.10B 12305.. B120...

1 comments posted 5yrs

posted by stankowalski02

1 comments posted 5yrs posted by stankowalski02

dimmer return update, a little OT but thought I would share

Ok, so after the awful burning up of the dimmer, it took several days for the seller to finally agree to take the 3 I o...

20 comments posted 5yrs

posted by chuck445

20 comments posted 5yrs posted by chuck445

Brady thermal printer problem

Hello I have a BBP11-34L Brady thermal printer, and it has worked well until I changed the ribbon about three months ag...

5 comments posted 5yrs

posted by me

5 comments posted 5yrs posted by me