So, I've had my share of dumb-ass moments before, but this one was a new one.
You ever get done with the work you know needs to get done on a job to...
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Today, 06:10 AM -
Many popular output tubes have a development history, like how the 6L6 eventually led to the 7581A, I know the story of how the EL84 became the 7189 and then...Yesterday, 11:51 PM -
First of all, are schematics available for these yet?
The reverb tank is a 8EF... type. There’s an AT7 for the drive and half (?)of a the...08-06-2020, 01:52 PM -
I'm creating a SS power amp for my friend, a guitar and cello player.
ICEpower 50ASX2BTL: https://www.parts-express.com/pedocs/manuals/326-1...Yesterday, 11:07 PM -
Recently built a MOD Verb Deluxe Reverb Kit which has been working fine. However im trying to get rid of the click noise whenever i step on the pedal. I tried...08-04-2020, 02:39 AM
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I don't see many Kendrick amps - is the bias board in this Champ-type amp a later add-on, or were they made this way?...08-04-2020, 06:07 PM -
Hi,
I've an old Dynacord DRP 16. It works, but I think that it's time of some maintenance.
Do you replace the electrolytic caps?...08-06-2020, 08:16 PM -
Hi all,
I have an intermittent fault with a Vox VT50 whereby the digital PCB doesn't initialise, although sometimes it does
. Sometimes...
08-04-2020, 05:25 PM -
Rev A hot rod deluxe with New caps, Fromel upgrade having channel switching issues.
Symptoms:
On switch turns on yellow drive light in...07-16-2020, 02:30 PM -
Hello,
I have a Pioneer SR-60 unit and although it says "Reverberation Amplifier" it's actually a Delay, it uses a MN3008 BBD delay chip....08-06-2020, 10:28 AM -
Hey folks,
I'm a little out of practice these days. Got this amp in the shop, with no sound, dead. There is no bias current. Literally 0mv....08-06-2020, 12:59 AM -
I have a 1970 Vibrochamp in that I recapped about 1.5 years ago with a CE Dist multi can. It was making a modest hum with nothing plugged in. Pulled the PI,...08-06-2020, 07:39 PM -
Hello All. I have been brought a Hohner 1550 Bass Amp made by Marlboro which needs repair. I have looked all over the net, but, I haven't been able to find...08-04-2020, 02:41 AM
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I bought this great, low noise Mic Preamp from Ali Express, but when I connected it, there was no sound.
I'm not sure how to adjust it. Do I have to...08-03-2020, 12:02 PM -
Looking at this as a favor, I prefer not working on circuit board amps.
He says it’s from around year 2000. it has not been serviced, still...08-02-2020, 06:15 PM -
I have an old analog console I purchased recently and it has a couple of noisy channels.
To clarify, its White Noise that I am hearing, and it's...08-05-2020, 01:08 AM -
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I have a 1982 Roland JC 120 that works ok apart from a loud Thump noise when turning on, I was told by a Tech guy that the amp needs a capacitor putting across...08-05-2020, 04:17 PM
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Looking at scopes. $200-400. I need at least 2ch. I actually want a 4ch for a project I'm looking at (time difference of arrival. Honestly I could make it...Yesterday, 08:39 PM
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Hi All,
As I've got a little more time on my hands than usual these days, I'm spending time in my shop doing back burner stuff. My next build is gonna...08-05-2020, 07:01 PM -
Hi all,
I've got a TS-9 Tube screamer. The zener diode, which I have to replace, in the power supply is part number W03C but it's listed as obsolete...08-04-2020, 06:09 PM