Boutique Stompboxes dissected...

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READ THIS before posting!!

Last post by modman « 11 Sep 2011, 13:52

by modman » 11 Sep 2011, 13:52

Rating: 1.52%

This section is devoted to circuit analysis . This means...

requests for schematics or layouts will be moved the the Request section
messages...

0 Replies

45610 Views

Last post by modman
11 Sep 2011, 13:52
The Goose, the Middleman, the Idolmaker and Gomer Pyle

Last post by noelgrassy « 01 Feb 2008, 19:42
Replies: 91
by CS Jones » 07 Dec 2007, 21:41
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Rating: 0.22%

Clay, I would really love to hear the full story on this one. It seems like you have lots to tell!

Thanks LPD. How much do you want to hear? The...
91 Replies

177487 Views

Last post by noelgrassy
01 Feb 2008, 19:42
Function f(x) Clusterfuzz [traced]

Last post by orangetones « Yesterday, 04:54
Replies: 50
by TV-Set » 23 Oct 2015, 23:35
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Rating: 13.2%

Hello!
Anybody had a chance to get a hold of one of those? Or at least any ideas at what the circuit might resemble?
This fuzz box sounds massive!...
50 Replies

15203 Views

Last post by orangetones
Yesterday, 04:54
Mad Professor - Simble [traced]

Last post by OC26 « 18 Jan 2021, 18:00
Replies: 68
by ipm » 27 May 2014, 21:36
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Rating: 18.4%

Anyone?
I would really like to know what is it all about!
68 Replies

32182 Views

Last post by OC26
18 Jan 2021, 18:00
Red Llama Mk.II gut shots.

Last post by tzdvl « 17 Jan 2021, 17:35
Replies: 28
by The Rotagilla » 15 Mar 2012, 07:29
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Rating: 3.03%

I wouldn't have bothered but this thing is noticeably quieter at idle than other Llama layouts I've built. The IC is a MC14049UBCP and all the...
28 Replies

7949 Views

Last post by tzdvl
17 Jan 2021, 17:35
McGregor - CrunchPlus

Last post by FeVeR2112 « 17 Jan 2021, 05:42
Replies: 17
by FeVeR2112 » 26 Nov 2020, 01:07

Rating: 2.6%

The CrunchPlus has been on the YouTube demo circuit recently and I have one on the bench for tracing.
.
Inset-1-2_900x.jpg
.
As with any pedal that...

17 Replies

1037 Views

Last post by FeVeR2112
17 Jan 2021, 05:42
Death By Audio - Assault System dual fuzz unit

Last post by Sesh « 16 Jan 2021, 14:22
Replies: 1
by 1215218 » 15 Jan 2021, 13:37

Rating: 1.3%

Hello,

Following on from my previous thread ( I now have more traced DBA schematics to share.
(I made a new thread for this post as it is a...

1 Replies

275 Views

Last post by Sesh
16 Jan 2021, 14:22
Way Huge Red Llama 25th Anniversary with Hi Cut

Last post by tzdvl « 16 Jan 2021, 12:21
Replies: 2
by tzdvl » 15 Jan 2021, 20:51

Rating: 2.81%

I recently was able to examine and trace the 25th Anniversary reissue of the Way Huge Red Llama.
The reissue version adds a Hi Cut tone control to...

2 Replies

477 Views

Last post by tzdvl
16 Jan 2021, 12:21
JHS Morning Glory V4

Last post by Matlevo12 « 13 Jan 2021, 14:41
Replies: 21
by drewl » 20 Feb 2020, 18:32
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Rating: 2.6%

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...
21 Replies

3325 Views

Last post by Matlevo12
13 Jan 2021, 14:41
Zvex - Seek Trem [traced]

Last post by Bononoob « 12 Jan 2021, 20:47
Replies: 8
by Bononoob » 31 Jul 2020, 23:14

Rating: 2.6%

Here's a fun tremolo! It's a pedal I had for a while, I didn't took the time to trace it until now.
The board is kind of a mess but I proceeded...

8 Replies

1443 Views

Last post by Bononoob
12 Jan 2021, 20:47
Basic Audio - Lucky Number fuzz

Last post by Nocentelli « 11 Jan 2021, 21:36
Replies: 4
by Nocentelli » 09 Jan 2021, 18:52

Rating: 1.08%

lucky number fuzz.bmp

{Q2 base-ground resistor value now corrected - see comment below}

The orientation of the electrolytic input cap looks odd to...

4 Replies

398 Views

Last post by Nocentelli
11 Jan 2021, 21:36
Loundsberry Nigel Touch Overdrive Traced [traced]

Last post by Nocentelli « 11 Jan 2021, 00:49
Replies: 18
by Bside2234 » 20 Dec 2020, 04:16

Rating: 1.95%

I received one of these in for repair. First thing that struck me odd was the spaghetti of wires. Then I saw the diodes and cap on the input jack....

18 Replies

1527 Views

Last post by Nocentelli
11 Jan 2021, 00:49
King Tone Blues Power

Last post by captaincoconut « 05 Jan 2021, 08:17
Replies: 6
by Luca79 » 04 Jan 2021, 16:23

Do you know what this pedal could be?

I seen some video, and wonder if is original or not.

Huge picture from their site:

6 Replies

458 Views

Last post by captaincoconut
05 Jan 2021, 08:17
Studio Electronics Wolftone Chaos Schematic [traced]

Last post by TWSpedals « 04 Jan 2021, 18:24

by TWSpedals » 04 Jan 2021, 18:24

Rating: 1.73%

Just traced this rather scarce Studio Electronics Wolftone Chaos. It's a weird octave up fuzz that was re-released/cloned by Malekko as well.
The...

0 Replies

302 Views

Last post by TWSpedals
04 Jan 2021, 18:24
Hudson Electronics Broadcast - AP

Last post by TWSpedals « 03 Jan 2021, 16:45
Replies: 11
by Tomrcarre » 06 Feb 2020, 13:51

Rating: 0.43%

Hudson Electronics has recently come out with a new version of the broadcast with two silicon transistors and a more striped down control set, in...

11 Replies

2764 Views

Last post by TWSpedals
03 Jan 2021, 16:45
E.W.S Tri-Logic II Bass Preamp [traced]

Last post by jeepe « 02 Jan 2021, 22:14
Replies: 202
by chicago_mike » 21 Feb 2012, 15:05
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Rating: 23.16%

lots of things have happened. Good, and bad...

Here is an offer of peace...
202 Replies

67362 Views

Last post by jeepe
02 Jan 2021, 22:14
Earthquaker Devices - Arrows [traced]

Last post by warsavius « 31 Dec 2020, 13:49
Replies: 15
by bc108 » 15 Feb 2018, 01:08

Rating: 3.46%

Anyone?

Another modified Electra?

15 Replies

4405 Views

Last post by warsavius
31 Dec 2020, 13:49
JHS - Charlie Brown

Last post by giubacon « 29 Dec 2020, 01:46
Replies: 49
by bucksears » 06 Oct 2011, 13:00
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Rating: 1.95%

Saw this on PGS last night and was just curious if anyone's traced it yet. Sounds like it MIGHT have a little flab to the low-end, but wouldn't mind...
49 Replies

24291 Views

Last post by giubacon
29 Dec 2020, 01:46
Euthymia crucible fuzz?

Last post by bumblebee « 29 Dec 2020, 01:27
Replies: 1
by Dingleberry » 22 Feb 2010, 20:52

Rating: 0.22%

Hi.

Anyone opened one up to see how close it is to the original silicon ff-reissue?

Sounds pretty nasty I think. Would be nice to see gut...

1 Replies

1018 Views

Last post by bumblebee
29 Dec 2020, 01:27
Barber Gain Changer SR [traced]

Last post by cdwillis « 22 Dec 2020, 22:07

by cdwillis » 22 Dec 2020, 22:07

Rating: 0.65%

I hope I'm doing this right. I checked the components in my recently acquired Gain Changer SR (PCB is labeled SR and V4) against a V2 gutshot found...

0 Replies

599 Views

Last post by cdwillis
22 Dec 2020, 22:07
Laney Black Country Customs Tony Iommi Signature Boost Pedal

Last post by andregarcia57 « 16 Dec 2020, 19:36
Replies: 28
by rmroza » 30 Aug 2020, 02:05
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Rating: 3.68%

I'm searching, but not coming up on any hits.

Did anyone ever post in regard to this pedal and reverse engineer it yet, or no??
28 Replies

3977 Views

Last post by andregarcia57
16 Dec 2020, 19:36
Barber Linden EQ [traced]

Last post by herdiss « 16 Dec 2020, 18:30
Replies: 15
by marsbel » 24 Jun 2013, 10:07

Rating: 3.68%

Hello,

Looking for the schematic of of the Barber Linden EQ.
I seem to remember it was available somewhere, sometime, but can't find it.
Maybe...

15 Replies

4223 Views

Last post by herdiss
16 Dec 2020, 18:30
Catalinbread - Sabbra Cadabra [traced]

Last post by blacksmith99 « 14 Dec 2020, 00:20
Replies: 64
by andregarcia57 » 14 Sep 2014, 03:43
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Rating: 24.03%

a pedal more mass that looks ...
Catalinbread Sabbra Cadabra
64 Replies

39599 Views

Last post by blacksmith99
14 Dec 2020, 00:20
Hudson Sidecar

Last post by vot « 13 Dec 2020, 08:53
Replies: 7
by Ratimus » 13 Dec 2020, 00:35

Gutshots to follow. Apparently the Ge diode is Russian NOS, but the one I looked at appeared to have a transistor part number. The LED may also be...

7 Replies

610 Views

Last post by vot
13 Dec 2020, 08:53
Dinosaural - OPA 101 overdriven preamp

Last post by mdcmdcmd « 10 Dec 2020, 17:21
Replies: 21
by Nocentelli » 27 Jan 2013, 22:15
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Rating: 4.33%

New:

opa101_pic.jpg

A few sold through eBay in the last few weeks - Anyone got one?
21 Replies

10891 Views

Last post by mdcmdcmd
10 Dec 2020, 17:21

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