Looking for this square yellow output cap used on this FF board.

What brand is it?
Where to buy?

Any idea whose logo this is? From a Joyo Vintage Overdrive. PXL_20201121_215159576.jpg

Die-cast Aluminum Pedal Enclosures.
Professionally powder coated in Austin, TX

Dimensions: 5.7 x 4.7 x 1.5

Pre-Drilled for:
- Input / Output...

Hello, I have a micro synth xo witch cuts the sound to early and it’s impossible to sustain a note in the guitar’s upper register...tried to turn the...

Hi
I built a bad stone that I found in a thread here, but it only gives me a clean signal, I already tried with several cd4009 and cd4049 as you can...

ElectarModel-Camplifier.jpg
123600561_10158983002480891_4130544497547302997_o.jpg

I bought this pedal in 1980...as I could not find a schematic online I decided to draw my own.
As far as I can tell it is accurate... : :hmmm:

After some success with the 2SK117, I wanted to push my luck.
Obsolete JFETs are still on the menu, this time some (allegedly) Fairchild BF245A (...

Anybody know what topology the skreddy overdrives are? There are a few but I‘m most curious about the british sounding major...

The latest General...

This one was sold labeled not working .

Very low output in both on/off states.
Pedal has buffered bypass and stupid ass 3pdt wiring, which...

HI All,

My Hughes & Kettner MK II Rotosphere has developed a crackling noise which gets more pronounced as you turn the rotor balance towards the...

I took gut shots, posting them here. Hopefully they aren't too blurry. I can't see well enough in my old age to trace out the surface mount stuff...

An acquaintance had this one on a shelf in the shop and some fb-active freestomboxers were keen on seeing the schematic. Here it is.

Fuzz Buzz...

Hi every one,

A friend of mine gave me a faulty Radial switchbone jx2 (the v1, which looks like this ).
Does anyone have some experience with those...

So I drew up this schematic for the Rocky Road, thought I'd post it here

Do any of your guys see any visible issues with it?

I just finished building a silicon fuzz face with BC108s. When I turn the fuzz all the way up, it squeals like crazy. I have to back off the fuzz a...

I noticed that some 6SN7 tubes are quite valuable, and others won't get a bid. The Tung-Sols seem to command a premium price. Why is this? There must...

One has to unsolder the jacks to get to the trace side, but maybe components offer a clue?

Hello everyone. I have a Dunlop UV-1 univibe. Its the version with one main PCB. Not sure what Rev it is off hand. The issues I'm having are, noise...

Hi!

I got a vintage SAD1024 version of DMM for repair. Friend of mine wasn't happy how it was calibrated and tweaked the internal trimmers. It...

Universal Reverb Radio and TV Experiment January 1967.jpg
Article in pdf: Universal Reverb Radio and TV Experiment January 1967.pdf

The Cornish ST-2 was originally designed for David Gilmour, and released as a standalone pedal in 2007. David is notably associated with the...

Here are some audio samples scraped during my more active time. I hope no copyright infringement is done.

These are Digitech clean samples for...

Hi all, anyone have a schematic for a Eden Nemesis NC200 from around 1996 or so? Was able to buy a well worn one from a friend and it has a few weird...

Hello,
i need help find a replacement footswitch for a WH10 Ibanez Wah pedal.
Part number is 8Y1011 FUJISOKU
in north america of possible.

thanks...