Vintage Stompbox Corner ( ... - 1975)

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Photobucket to charge for hosting photos

Last post by modman « 22 Jun 2020, 08:44
Replies: 7
by deltafred » 27 Jul 2017, 08:51

To all FSB members and readers

Photobucket are in the process of changing the terms and conditions for users and are to start charging for hosting....

7 Replies

424722 Views

Last post by modman
22 Jun 2020, 08:44
Stompbox Schematics Index

Last post by Ben N « 14 Jan 2020, 10:59
Replies: 11
by modman » 29 Dec 2007, 16:57

Rating: 1.08%

A/DA
A/DA Flanger schematic & project files

Acetone
Acetone FM-2 schematic & project files

Amplifier Coorporation of America
Fuzz King...

11 Replies

197053 Views

Last post by Ben N
14 Jan 2020, 10:59

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DO NOT post requests in this forum. Pretty please.

Last post by modman « 19 Mar 2010, 10:41
Replies: 2
by culturejam » 22 Nov 2009, 22:18

Pretty please, with sugar on top.

Don't post in this forum asking is there is a schematic or layout or info on XXX pedal.

There is a subforum...

2 Replies

43175 Views

Last post by modman
19 Mar 2010, 10:41
Colorsound - Wah-Wah Supremo

Last post by Professor SourTone « Yesterday, 16:05
Replies: 9
by Gila_Crisis » 30 Sep 2008, 13:28

Rating: 0.22%

has someone some more infos about this colorsound wahwah?

i saw some guts and i see there are 2 inductuor inside it. is there a schem somewhere?

9 Replies

3923 Views

Last post by Professor SourTone
Yesterday, 16:05
Colorsound - Sustain Module

Last post by d312a « Yesterday, 06:38
Replies: 12
by Professor SourTone » 11 Dec 2015, 16:09

Rating: 1.3%

I have the tranny numbers written down at home
D2DB32A4-2741-457D-B485-29F292EA7399_zpsgbxx1exx.JPG...

12 Replies

3737 Views

Last post by d312a
Yesterday, 06:38
Cá độ Esport tại nhà cái uy tín hiện nay

Last post by Intripped « 12 Jul 2020, 12:21
Replies: 2
by deltafred » 11 Jul 2020, 09:16

Rating: 0.65%

Shit. I clicked Thank instead of Report .

Is there any way of un-thanking?

2 Replies

205 Views

Last post by Intripped
12 Jul 2020, 12:21
Rams Head Big Muff 2N5133, FS36999 hFE notes

Last post by Lani « 11 Jul 2020, 04:48
Replies: 12
by solderman79 » 02 Jan 2019, 02:26

Rating: 1.73%

A few years ago I posted the actual hfe of Q1-Q4 from a 1974 Rams Bead Big Muff with FS36999 transistors as measured using a Peak DCA55. They were:...

12 Replies

5469 Views

Last post by Lani
11 Jul 2020, 04:48
Rams Head Big Muff FS36999 hFE measured

Last post by andy-h-h « 09 Jul 2020, 22:21
Replies: 16
by solderman79 » 16 Nov 2015, 12:49

Rating: 7.58%

I would like to start by saying my post here is purely informational in nature. I've had the chance to actually measure the hfe of the FS36999...

16 Replies

9058 Views

Last post by andy-h-h
09 Jul 2020, 22:21
Kadent Treblefuzz [schematic]

Last post by soulsonic « 09 Jul 2020, 03:31
Replies: 2
by soulsonic » 09 Jul 2020, 01:15

Rating: 0.22%

Stumbled upon a good shot of one of these.
KTFuzz1.jpg
KTFuzzGuts1.jpg

Pulled from here:

2 Replies

211 Views

Last post by soulsonic
09 Jul 2020, 03:31
Zonk Machine - middle transistor is silicon ??? trim pot

Last post by tonyharker « 08 Jul 2020, 19:13
Replies: 32
by toby2 » 22 May 2019, 03:55
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Rating: 2.6%

Has anyone seen this version of Zonk before ? The middle transistor is silicon which has a trim pot connected to it .
32 Replies

10514 Views

Last post by tonyharker
08 Jul 2020, 19:13
EHX - Product Line, March 1971 - Selling DIY kits?

Last post by toneman « 07 Jul 2020, 21:56
Replies: 1
by modman » 07 Jul 2020, 21:07

Did EHX sell kits back in 1971 - am I reading that correctly?

Screen Shot 2020-07-07 at 22.09.02.jpg

1971-03-06-Billboard-Page-0031 EHX.jpg...

1 Replies

263 Views

Last post by toneman
07 Jul 2020, 21:56
Victory Electronics - Sizzle Tone

Last post by FiveseveN « 07 Jul 2020, 09:57
Replies: 5
by modman » 03 Jul 2020, 09:25

Rating: 1.08%

this was posted in a facebook group, no info, no source.

Usual Google Fu nah work -- not even a picture of the unit. But there is a lot of info to...

5 Replies

407 Views

Last post by FiveseveN
07 Jul 2020, 09:57
Dynacord Federhall 1960

Last post by vintagekiki « 02 Jul 2020, 22:35
Replies: 2
by borislavgajic » 30 Jun 2018, 20:58

please does someone have schematic for this spring reverb...?

2 Replies

1967 Views

Last post by vintagekiki
02 Jul 2020, 22:35
MSA pedal steel guitar fuzz module [schematic]

Last post by Rambozo96 « 29 Jun 2020, 15:08
Replies: 3
by jreeves47 » 19 Jun 2020, 01:57

Rating: 2.16%

These were installed on some MSA brand pedal steel guitars in the 1970's
Not my pic, from this thread -

3 Replies

699 Views

Last post by Rambozo96
29 Jun 2020, 15:08
Colorsound - Supasustainer compressor

Last post by modman « 25 Jun 2020, 22:35
Replies: 4
by Hotstuff » 07 Mar 2012, 23:09

See: Roland AS-1 Sustainer
----------------------------------------------------------------------------
I'm working on the 18v version supasustain...

4 Replies

65 Views

Last post by modman
25 Jun 2020, 22:35
WEM - Project V [schematic]

Last post by Professor SourTone « 24 Jun 2020, 15:13
Replies: 139
by RnFR » 06 Jan 2009, 11:15
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Rating: 14.94%

another blonde graemey gem. where does he find this shit?
139 Replies

65269 Views

Last post by Professor SourTone
24 Jun 2020, 15:13
Morley Wah Repair (seems to been have modded for 240V).

Last post by johanp « 24 Jun 2020, 13:10
Replies: 4
by johanp » 22 Jun 2020, 20:53

Rating: 0.22%

Someone gave me an old Morley Wah for repair, It's a Morley Power Wah Boost . One of those with a power cord (and a small internal transformer)

I...

4 Replies

227 Views

Last post by johanp
24 Jun 2020, 13:10
Univox - Superfuzz [schematic]

Last post by aionios « 18 Jun 2020, 14:26
Replies: 439
by MoreCowbell » 09 Oct 2008, 18:59
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Rating: 14.07%

Incredible - after searching univox , super + fuzz , and superfuzz theres no thread on this classic effect.

Anyway, schematics can be found...
439 Replies

215757 Views

Last post by aionios
18 Jun 2020, 14:26
SolaSound - Tonebender 1971 [schematic]

Last post by deltafred « 17 Jun 2020, 23:58
Replies: 30
by Fender3D » 17 Jun 2015, 17:02
1

2
Rating: 4.55%

This arrived for repairing.

It's a late '60 Tone Bender by Sola Sound.
I redraw the schematic with actual values and wires color... :thumbsup

Fuzz...
30 Replies

10391 Views

Last post by deltafred
17 Jun 2020, 23:58
Wabash - Bass Booster (= EHX - Mole, OEM, old version) [schematic]

Last post by mauman « 12 Jun 2020, 00:22

by mauman » 12 Jun 2020, 00:22

Rating: 0.87%

I got one of these in for repair, and noticed it was an OEM for David Wexler & Co (Wabash brand) made by EHX, but different than schematics I've seen...

0 Replies

815 Views

Last post by mauman
12 Jun 2020, 00:22
Gretsch - Playboy ( = Jen - HF-Modulator ) [schematic]

Last post by Rambozo96 « 11 Jun 2020, 16:48
Replies: 9
by MoreCowbell » 11 Apr 2008, 15:45

Rating: 0.43%

Another Jen product...

SCHEMATIC AND PROJECT FILE

Check correct schematic below .
Orientation of Q2 is wrong, C and E need to be switched
C4...

9 Replies

13721 Views

Last post by Rambozo96
11 Jun 2020, 16:48
Gretsch - Controfuzz

Last post by Rambozo96 « 11 Jun 2020, 06:07
Replies: 1
by modman » 07 Jun 2020, 20:43

Rating: 0.87%

compare to Maestro - Controfuzz
Project at GGG
Veroboard layout by mictester:

Screen Shot 2020-06-07 at 21.40.40.png...

1 Replies

271 Views

Last post by Rambozo96
11 Jun 2020, 06:07
Rickenbacker - Transonic Fuzzstortion in pedal format.

Last post by Rambozo96 « 11 Jun 2020, 05:13
Replies: 7
by Rambozo96 » 21 Dec 2019, 03:55

Rating: 1.08%

Just finished this Rickenbacker fuzz circuit found on the Transonic amps that the likes of Led Zeppelin and Steppenwolf used as a backline. Wanted to...

7 Replies

2405 Views

Last post by Rambozo96
11 Jun 2020, 05:13
Danelectro - 9100 Tube Reverb Box [schematic]

Last post by okgb « 10 Jun 2020, 03:16
Replies: 3
by modman » 09 Jun 2020, 10:49

Rating: 1.08%

I know, if you're going to build a reverb unit, at least build the Fender, ... or just don't use cardboard
...but still, for reference sake and...

3 Replies

837 Views

Last post by okgb
10 Jun 2020, 03:16
Roland - AF-60 BeeGee Fuzz Sustainer [schematic]

Last post by modman « 09 Jun 2020, 08:39
Replies: 9
by Sickle » 14 Dec 2008, 17:36

Rating: 1.08%

Not sure what year this booger came from, but here ya go, my precious Bee Gee laid bare. Always thought the Toshiba silver hat IC was pretty cool....

9 Replies

4496 Views

Last post by modman
09 Jun 2020, 08:39
LS - Harmonic Sound Synthesizer

Last post by modman « 09 Jun 2020, 08:26
Replies: 11
by analogguru » 03 Jan 2008, 16:34

Rating: 2.16%

This is something neither Google nor I have seen before....
Even discofreq is bidding on it:

from the components used (transistor in TO-106 case,...

11 Replies

2370 Views

Last post by modman
09 Jun 2020, 08:26
Maxon / Ibanez No.88 Distortion Booster (1972-1985)

Last post by modman « 06 Jun 2020, 12:11

by modman » 06 Jun 2020, 12:11

Rating: 0.43%

I don't know what it is with booster plugs lately... this one wasn't documented yet. Great pictures on this website

maxon_distortionbooster.jpg...

0 Replies

241 Views

Last post by modman
06 Jun 2020, 12:11

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