Schematic attached. Seems to be a lot of articles on this issue which I have yet to read but I will. So this is a common issue?
I am bringing...
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06-05-2022, 03:19 PM -
Setup:
1kHz/100mV sine wave into the input of the amp. Fully bypassed, center biased, with a 100k load resistor. 1st stage drives a FMV tone stack from...Today, 01:10 AM -
I've got a JC-55 with high/low impedance input jacks. I know the amp is 2x22.5W and you get the cool stereo effect when the chorus in engaged.
I'm...Today, 01:13 PM -
Well here we go again with another Ampeg - I seem to attract them...
...05-04-2022, 11:41 PM -
I have a old Fender 2x12 combo cab with no amp. Anyone know what amp it is? I have attached some pics.
I thought it was a Twin until I looked...06-23-2022, 03:01 PM -
Not even finished with the Ampeg but now I have this tiny Garnet clone with the 'Supreme' badge on it.
Looked through all the Garnet schematics but...06-06-2022, 10:12 PM -
I recently pulled a Blackstar S200 stage prop chassis’ out, removed the two xfmrs from each chassis and powered up the Power Xfmr to see if it would...05-19-2022, 08:52 PM -
Im working on a Moog Opus 3 that Im having issues with. I recapped the whole machine and cleaned all the tar crap off. For some reason the multivibrator will...03-31-2022, 07:48 PM -
42 poly; anyone taken one apart and know the approximate # turns per coil?Yesterday, 05:41 AM
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Hi, all. Hope this note finds you well!
I’ve got a Wonder Dawg on the bench with a reverb issue. The amp arrived with a strange condition...06-23-2022, 07:44 PM -
I have a 1986 Marshall Artist 4203 combo with a dead OT. It is a drake 292-700/6. I think the /6 is a date code. Not coming up with anything. The amp runs...06-23-2022, 06:17 PM -
Hey y'all, I'm trying to see if I can reduce the hum in the reverb circuit on my Ampeg G-12 Gemini. It's always been there and is live-with-able, but I'd...06-23-2022, 07:35 PM
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Just opened this up and find R147 burnt, some corrosion on components and jumpers, 2008 SLM 6 pro, no output. Anyone have any experience with these?...07-04-2021, 05:31 PM
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I"m now at the stage where I need to begin wiring up the newly populated Turret Board to vacuum tube sockets, along with front panel pots.
...06-22-2022, 07:49 PM -
Hi,
I will try to build this tube phone amp. But I only have 1.5uF caps in my workbench. I can mount this 1.5uF instead 1uF?
Th...06-24-2022, 01:39 PM -
I turned on my valveking and the light turned on for a second and then went out. The tubes didn't glow and I checked the fuses. Where should I start looking...06-23-2022, 02:40 PM
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If you come in under budget, you loose the unspent money. Other than that, I want to hear your ideas.05-17-2022, 10:14 PM
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Quiet simply, I was of the understanding that EI transformers are constructed using thin sheets of silicon steel, insulated from each other, so as to increase...06-22-2022, 05:32 AM
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The new album by Haiduk: Diabolica [2021]
black metal / death-thrash
https://haiduk.bandcamp.com/
"An...11-03-2021, 11:40 PM -
A while ago I got an old rack to disassemble and tucked away between the amp and the side of the rack was
a plastic bag with (no not that!) some rolled...04-28-2015, 09:07 PM -
Need a scem for a Century 170 ...the 200 might be fine too . Yes , ive emailed Randall...06-23-2022, 08:17 PM