ACC 261 Tremolo Reverb PCB Hum Hunting

[onedamnote]

Working on finding the extra hum getting picked up in the reverb circuit on a 261 head. Making some color troubleshooting aids to help the probing process....

[TwinJunior]

Help please! My reverb channel doesn't seem to be working properly. I can hear the reverb responding when i tap on the tank but it's not affecting the guitar...

[Distractor_Beam]

I had a 73 Fender Deluxe Reverb Silverface with scratching, humming, and mostly popping noises coming from it.

I did a repair including:
...

[GasMask52]

Was wondering if I would risk any shock hazard / speaker damage, if I would dismount the reverb tank from my guitar amp , tuck it upside down, power up the...

[GasMask52]

Hey all new around here -
My Marshall VS100 was 100% alive when suddenly the Clean channel reverb stopped working (But the Overdrive Channel Reverb...

[TheAndyEngineer]

I've recently acquired a HIWATT HI-GAIN 50 model tube amp which sounds great

The issue I'm having is that the reverb control doesn't seem to...

[severthee]

Good day,

I have a 20year old peavey classic 30 it started to give me frying bacon sound. So I re-cap all the big caps. the frying sound was...

[Codyg]

I bought a bassbreaker 15 combo amp from guitar center used yesterday. Worked great day one, day 2, not so much.

The amp was totally silent...

[CoopDaKill]

Hi. I have a Gibson Falcon tube guitar amp, Model GA 19 RVT. It has no reverb at all. When I turn up the Reverb pot, I get increased volume, but no reverb...

[MSh]

I was recently given an amp which I think is a princeton reverb from the mid 60's (I think 64), but the reverb doesn't seem to be working and there's a small...

[asfi]

I've nursed a circa 1972 AC-30/TB back to life but the reverb tank is missing. This is the infamous circuit-board model for which any technical documentation...

[JacobKyle84]

I own an old Oliver Sound H-100 Reverb tube amp. There is no existing 1/4in input jack for on/off control of the reverb. I'd like to make it. Looking for...

[kevtronic]

I have an old Guyatone (tokyo sound) GA-440 and the reverb tank that is broken. I have attached some pictures. On one side the little metal ribbon is broke...

[kevtronic]

I've got an old Guyatone GA-440s push/pull tube amp that uses the following tubes: (2) 6BM8, (1) 6VA6, and (1)12ax7. The reverb uses the 6AV6 triode for the...

[kevtronic]

Hello - I am trying to track down the schematic for a Guyatone (tokyo sound) 440s Tube Amp.
Both the tremolo and reverb are dead on it.
I've...

[kevtronic]

Hello - I am trying to locate a schematic for a GuyaTone (Tokyo Sound) GA-440s tube amplifier. If anyone has one it would be greatly appreciated...
...

[mikeydee77]

A Fender supersonic 60 which came to me with a faulty reverb. Turns out that Reverb works but has a horrible whistle ~12khz appears at about 2-3 on the dial...

[EWaffle]

Hello, people, I did a bad thing today and am feeling quite a bit of anger towards myself. I thought I could fly close to the sun and replace my 1974 silverface...

[jeffects]

I've deferred starting this thread hoping to find an answer somewhere online and while it seems to be a common problem, I could find no suggestions that made...

[Shawnobi]

Considering a tube change on my 70w Ultralinear Pro Reverb.

I've heard talk of replacing the 6L6's with KT66's, 77's or even KT88's. Can anyone...

[PfeifferElectronics]

I have a new build of a blackface pro reverb. If I turn the reverb up past 4 or 5 it begins to oscillate. Ideas on what would be causing this?
...