Dealing with Cellular RF noise, or determining if it is the culprit.

[BebopBlues23]

This post will be long, my apologies, but I want to be as detailed as I possibly can be in explaining both what I'm experiencing and what I've tried/tested...

[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....

[Meerkat]

I just purchased a used Bassbreaker 15. As soon as I got it home and plugged it in, I noticed it had a hum that I hadn't noticed when I tried it out before...

[bananaguitar]

Hey guys,

I've just turned on my '65 Deluxe Reverb and it has a very loud buzz to it now. Tried changing power source incase it was dirty power,...

[josegrad]

Hi,

I have this old H&K Cream Machine which is a bit noisy and hummy:
http://hughesandkettnermicroamps.wee...eam-machine.ht...

[gandaralf]

Hello!, here my message in the bottle

My amp sadly start doing constant noise, -independent of any volume level -, just a low freq hum that stops...

[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:
...

[donnmon]

I've been using this amp for small gigs and its worked fine and quiet until now. I have a buzz(hum) coming out of the right speaker on this two speaker amp...

[camintsev]

Need help, because I'm losing my hope. I've built several amps, but last two rebuilds made me puzzling the most. Amps are champions 600, converted to PTP...

[Fantomaxit]

Hello All

I'm new and I want to say hello to all the members
I have a prob with my Peavey Classic 30.
As soon I increase the...

[Codyg]

I recenly purchased a new blackstar artist 10 aniversary edition. There is a constant hum as long as a instrument cable is plugged in. The cable does not...

[ThermionicEmissions]

Hi all, while playing tonight I noticed quite a bit of hum that went away when touching any of the grounded bits on the guitar, or the amp chassis. I switched...

[khjng]

Yesterday, I found out that my amplifier Kustom Contender doesn't work...

When I turn on I hear something hit sound as usual when it is turned...

[pickups_cba]

Hello there!! I have a Marshall MG50FX, I´ve changed some pots (which are this amps´culprit) and while reassembling it, I accidentally shorted two pins of...

[bobloblaws]

My buddy brought me this amp, a Pepco 201 series filament/widomaker amp. An amp tech added a 3 prong plug and bypassed the tube rectifier and simply put a...

[Jo_Le]

I still have my first amp left, a 15w crate gx-15r. It served me well when i started out
but one day the sound (on both channels) started getting muffled,...

[HarpCat]

Hi,

I got a Behringer GMX 212 guitar amp in need of a repair and need some help.
There is a low-level 50Hz Buzz on the right speaker...

[dkerlz]

HI all.
There’s a hissing/hum noise when I turn on my Fender 65 twin reverb reissue. I’ve seen people very knowledgeable and helpful on here but I...

[cluster]

Hello all, I have a hum issue which I am trying to track down. Recently, at my studio someone accidentally knocked over my JTM100 head on to the carpet....

[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...

[strangebru]

Hi, I just got a Bugera 333 (not millennium or XL). MF shipped it, opened it and played clean channel ... pristine, no hum, amazing. Tried channel 2 ......