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Last post

Darkglass Electronics - Microtubes B3K [traced]

Last post by skizoide « Today, 14:47
Posted in Boutique Stompboxes dissected...
Replies: 70
by Smegma » 01 Mar 2012, 19:35 » in Boutique Stompboxes dissected...
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Hi there!

I'm currently into researching for a good overdrive for bass and I have been seriously amazed by Microtubes B3K and B7K . I would be very...
70 Replies

25557 Views

Last post by skizoide
Today, 14:47
Mad Professor - Simble [traced]

Last post by cbriere « Yesterday, 20:37
Posted in Boutique Stompboxes dissected...
Replies: 66
by ipm » 27 May 2014, 21:36 » in Boutique Stompboxes dissected...
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Anyone?
I would really like to know what is it all about!
66 Replies

28778 Views

Last post by cbriere
Yesterday, 20:37
Suhr Reactive Load [schematic]

Last post by soulsonic « Yesterday, 19:51
Posted in Amplifiers
Replies: 38
by soulsonic » 14 Jul 2020, 04:47 » in Amplifiers
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Based on conversations I've been having lately with Modman, I decided to pick up an upmarket load box to see what that's all about. I had...
38 Replies

3199 Views

Last post by soulsonic
Yesterday, 19:51
Snarling Dogs Blue Doo - Guts [schematic]

Last post by Nocentelli « Yesterday, 18:36
Posted in Modern Stompbox Effects (1975 - ...)
Replies: 15
by Bside2234 » 24 Feb 2009, 00:56 » in Modern Stompbox Effects (1975 - ...)

Picked this up for really cheap. Pretty decent sounding. It's very loud. Loud as in a lot of volume, not noisy or hissy. Build quality kinda sucks a...

15 Replies

8423 Views

Last post by Nocentelli
Yesterday, 18:36
Danelectro - Fab Chorus

Last post by matt239 « Yesterday, 17:32
Posted in Pimp-My-Cheap-Pedal
Replies: 6
by snabero666 » 02 Nov 2008, 09:16 » in Pimp-My-Cheap-Pedal

good day guys. here is one of my contribution. Its already posted on other topic by wildschwein(thanks :) :) :) ). But for those who want to try it,...

6 Replies

5584 Views

Last post by matt239
Yesterday, 17:32
JHS Morning Glory V4

Last post by Matlevo12 « Yesterday, 05:02
Posted in Boutique Stompboxes dissected...
Replies: 12
by drewl » 20 Feb 2020, 18:32 » in Boutique Stompboxes dissected...

Anyone interested in pix of this while I have it apart trying to find out what's wrong?

Looks a bit different than the schems I saw here.

It uses...

12 Replies

1485 Views

Last post by Matlevo12
Yesterday, 05:02
Mesa Boogie Tone Burst

Last post by HamishR « Yesterday, 04:31
Posted in Boutique Stompboxes dissected...
Replies: 5
by turbofeedus » 26 Sep 2020, 04:17 » in Boutique Stompboxes dissected...

I played one of these in GC and remember thinking it was pretty alright.
I found one cheapish on ebay so I figured I'd trace it.
Enjoy!
P.S. I'm new...

5 Replies

285 Views

Last post by HamishR
Yesterday, 04:31
Dunlop Univibe UV-1 issues

Last post by hemisfeer « 27 Sep 2020, 18:06
Posted in Modern Stompbox Effects (1975 - ...)

by hemisfeer » 27 Sep 2020, 18:06 » in Modern Stompbox Effects (1975 - ...)

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...

0 Replies

61 Views

Last post by hemisfeer
27 Sep 2020, 18:06
Kingsley Bard - great tube bias tremolo pedal

Last post by denvik2 « 27 Sep 2020, 18:00
Posted in Boutique Stompboxes dissected...
Replies: 24
by vintagecharlie » 05 Mar 2017, 18:40 » in Boutique Stompboxes dissected...
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Hi folks,

has anyone more info on the Kingsley Bard? I am wondering, if it is a design based on others or, if this is a new circuit of sorts? I...
24 Replies

5491 Views

Last post by denvik2
27 Sep 2020, 18:00
Sunn Beta Bass preamp schematic

Last post by Tassieviking « 27 Sep 2020, 06:42
Posted in Amplifiers
Replies: 85
by arcaarca » 15 Feb 2015, 18:25 » in Amplifiers
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Hi everyone!
Hope the topic is in the right area.
I'm updating the ugly jpg schematic of this amp, now I've made only a single channel version,...
85 Replies

55758 Views

Last post by Tassieviking
27 Sep 2020, 06:42
BAJA Splawn Quick Rod style Overdrive 160220

Last post by Ripthorn « 26 Sep 2020, 22:53
Posted in DIY Stompbox designs
Replies: 31
by bajaman » 16 Feb 2020, 06:03 » in DIY Stompbox designs
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Hi fellow diyers :)
A couple of folks have requested an overdrive design based on the Splawn Quick Rod, so here at last is my take on it.
I modeled...
31 Replies

4532 Views

Last post by Ripthorn
26 Sep 2020, 22:53
Deluxe Memory Man help

Last post by Brainbender « 26 Sep 2020, 17:46
Posted in Pedal Debugging & Troubleshooting Support

by Brainbender » 26 Sep 2020, 17:46 » in Pedal Debugging & Troubleshooting Support

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...

0 Replies

38 Views

Last post by Brainbender
26 Sep 2020, 17:46
BAJA REACTOR 010119 [verified]

Last post by boukman « 26 Sep 2020, 14:26
Posted in Ready-To-Build Effect Projects
Replies: 47
by bajaman » 01 Jan 2019, 06:47 » in Ready-To-Build Effect Projects
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Happy New Year to all the good folks here at freestompboxes.org.
Here is a new design that I have been working on over the last few years - a pedal...
47 Replies

4280 Views

Last post by boukman
26 Sep 2020, 14:26
Guitar Distortion Pedal, Popular Electronics, September 1999

Last post by Manfred « 26 Sep 2020, 10:36
Posted in DIY Stompbox designs
Replies: 4
by modman » 13 Sep 2020, 18:56 » in DIY Stompbox designs

Step Into the Spotlight With The Guitar Distortion Pedal , Popular Electronics , September 1999
PE.1999-09-OCR-Page-0041.jpg...

4 Replies

462 Views

Last post by Manfred
26 Sep 2020, 10:36
EH pulsar tremolo,why 78l09?

Last post by lolbou « 25 Sep 2020, 20:06
Posted in Modern Stompbox Effects (1975 - ...)
Replies: 10
by alexradium » 31 Jul 2020, 05:32 » in Modern Stompbox Effects (1975 - ...)

I got this big box 3 knobs pulsar tremolo,on the box it's written 9vdc 100mA,ok, fine,but inside there was a 78l09 regulator between the DC Jack and...

10 Replies

554 Views

Last post by lolbou
25 Sep 2020, 20:06
Kingsley - Page (gutshots)

Last post by denvik2 « 25 Sep 2020, 11:18
Posted in Boutique Stompboxes dissected...
Replies: 33
by johngovan1234 » 19 Sep 2019, 04:33 » in Boutique Stompboxes dissected...
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Can someone help me tracing the kingsley page tube boost. I only have Gutshots from the internet. Hope someone can help me. Thank you.
33 Replies

5574 Views

Last post by denvik2
25 Sep 2020, 11:18
BBE - Opto Stomp Optical Compressor [schematic]

Last post by Banana « 25 Sep 2020, 08:37
Posted in Modern Stompbox Effects (1975 - ...)
Replies: 23
by sevinisthenumber » 27 Apr 2009, 17:38 » in Modern Stompbox Effects (1975 - ...)
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This is a great compressor. Its very subtle and made really well. Thought I would share.
23 Replies

10916 Views

Last post by Banana
25 Sep 2020, 08:37
Fred Briggs - Super OCD

Last post by roseblood11 « 24 Sep 2020, 16:36
Posted in Ready-To-Build Effect Projects
Replies: 63
by briggs » 28 Feb 2012, 16:39 » in Ready-To-Build Effect Projects
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From my blog:

The Fulltone OCD has been an overdrive favourite for many years now. It's got a really nice tone when your amp is set right (I prefer...
63 Replies

8434 Views

Last post by roseblood11
24 Sep 2020, 16:36
Pearl DS-06 Distortion - question about modding

Last post by gigelmargel « 23 Sep 2020, 16:58
Posted in Modern Stompbox Effects (1975 - ...)
Replies: 2
by Rambozo96 » 03 May 2020, 03:32 » in Modern Stompbox Effects (1975 - ...)

Hello all, I managed to located a schematic for a Pearl DS-06 and made a discovery of how the spectrum control works, from what I see it is an active...

2 Replies

596 Views

Last post by gigelmargel
23 Sep 2020, 16:58
Dunlop - UV1-SC UniVibe Stereo Chorus [schematic]

Last post by bc108 « 23 Sep 2020, 12:43
Posted in Modern Stompbox Effects (1975 - ...)
Replies: 20
by Tonetweaker » 06 Feb 2011, 02:57 » in Modern Stompbox Effects (1975 - ...)
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Hey all...

loubou mentioned wanting to get a peek at the Dunlop UniVibe Stereo Chorus, so here it is...

SAM_0140a.jpg

SAM_0142a.jpg...
20 Replies

7707 Views

Last post by bc108
23 Sep 2020, 12:43
16mm Audio taper pots?

Last post by Ben N « 23 Sep 2020, 09:49
Posted in Parts Sourcing & Trading
Replies: 3
by Ellipsis » 22 Sep 2020, 15:23 » in Parts Sourcing & Trading

I'm new at this, and I certainly do not claim to know all of the nuances of the game, but I seem to be having a devil of a time finding 16mm audio...

3 Replies

170 Views

Last post by Ben N
23 Sep 2020, 09:49

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