NG-4 Fuzz
Bootstrapping is great , I said as much myself. Sometimes that love gets a bit too far, sometimes you build a whole career on it. Either...
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Dec 27, 20239 min read
Bijous: pretty BJT overdrives
Also on FSB! https://www.freestompboxes.org/viewtopic.php?p=297316 Introduction Electric guitarists have been long enamored with...
584 views1 comment
Aug 6, 20239 min read
Chewborg Envelope Filter
Introduction On my quest through re-imagining effects pedals, I felt like envelope-controlled filters deserved some attention. As it is...
567 views0 comments
Jun 30, 202310 min read
"That" compressor
I had wanted to make a compressor circuit for a long time, because it's a popular and somewhat easy to make effect, but the existing DIY...
693 views5 comments
Jun 4, 20235 min read
Trembling Satellite tremolo
The Tremulus Lune is by far the most popular DIY tremolo project, and for good reasons: it's a simple enough circuit that does all you...
387 views2 comments
May 27, 20233 min read
Cable shielding tester
There are times when instrument cables let through an unacceptable amount of interference, usually from mains. It could be a faulty cable...
139 views1 comment
May 18, 20235 min read
CMOS multi-waveform generator
Anyone who has done any considerable amount of repairs and troubleshooting knows the importance of having a signal generator. For audio...
324 views4 comments
Apr 28, 202310 min read
Pevy Knave Guitar Preamplifier
Check also the FSB thread! Peavey, Pavey, Pevy, or is it Pee-vee? One of my favorite amplifiers is still to this day the Peavey Bandit...
411 views0 comments
Apr 27, 20232 min read
Morley M2 Volume Wah (M2WA) schematic
There's not much information about this series from Morley. This company seems to have tried many different control schemes for the wah,...
97 views0 comments
Apr 23, 20232 min read
Mooer Micro DI schematic
I've got my hands on an undersized Mooer Cabsim/Balanced driver pedal, and without even sparing any time actually trying how it sounds,...
222 views0 comments
Apr 2, 20234 min read
MXR M-151 Doubleshot schematic tracing
I had the chance to get my hands on the MXR Doubleshot for a little while, and found out there are no available schematics anywhere. It's...
133 views0 comments
Mar 7, 20231 min read
FBT mini club schematic schema
Let's keep the parade of old Italian amplifiers going. This is a very small and lightweight combo amplifier from, I guess, the late 70s....
145 views0 comments
Mar 1, 20231 min read
FBT Mini-Maxi 52 schematic schema
Second in the series, this is an old Italian transistor amplifier that has been in my house for a very long time. It doesn't sound very...
115 views0 comments
Feb 23, 20236 min read
"True" MOSFET clipping at 9V? Green Turtle overdrive and other applications
MOSFETs, the incredible devices at the core of modern devices, computers, power supplies and… distortion pedals? For some reason, there’s...
471 views0 comments
Feb 22, 20231 min read
Meazzi Emthree M3 Studio 30 schematic schema
Although this site is mostly dedicated to my own original circuits and builds, I've originally envisioned it as something wider, to...
146 views0 comments
Jan 21, 202314 min read
Pelota 2: PT2399 delay
Check also the FSB thread It’s been a couple of years since I’ve made the first Pelota delay: from the very name, it was a circuit...
607 views2 comments
Dec 4, 20222 min read
LFOstortion
Just as I was finishing working on the Enveloping Timbre, I realized I could try different kinds of control voltages, such as a LFO to...
216 views0 comments
Nov 28, 20229 min read
Enveloping Timbre: envelope distortion
Keep the clarity of your attack before letting the distortion embrace you: the best of both worlds! At least that was the original idea...
327 views1 comment
Oct 22, 202215 min read
PUP: a host of Perfectly Usable Phasers
I’ve always liked phasers, in fact one of my first pedals I’ve ever built was a Phase 45 clone. Not only I liked how it sounded, another...
901 views2 comments
Oct 6, 20225 min read
Dudson Narrowcast V2
This is a circuit I've made a little more than a year ago, as an answer to a very popular distortion pedal based on preamplifiers of the...
769 views5 comments
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