Search found 13687 matches

by M Fowler
Wed Sep 30, 2026 9:38 pm
Forum: Trainwreck Discussion
Topic: Rocket clone
Replies: 10
Views: 96629

Re: Rocket clone

Rj and I used a lot of Edcor transformers in our builds. I still order Edcor for Rocket builds.

Mark
by M Fowler
Fri Sep 25, 2026 11:14 pm
Forum: Fender Discussion
Topic: Fender type amp effects loop problem
Replies: 0
Views: 1801

Fender type amp effects loop problem

Need help with Tube Town 6122 tube effects loop. Am I wrong trying to have both serial and parallel loop switching options. I tried to use mini toggle for true bypass and that seems to work. Then I used 500kA push/pull pot dpdt switching for serial/parallel switching. Best sounding tube overdrive no...
by M Fowler
Mon Sep 14, 2026 11:02 pm
Forum: Technical Discussion
Topic: Benson B700 bass amp
Replies: 4
Views: 7163

Re: Benson B700 bass amp

Getting closer to being done with my clone build.
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by M Fowler
Mon Aug 31, 2026 9:45 pm
Forum: Trainwreck Discussion
Topic: Support for Concorde Project
Replies: 4
Views: 7748

Re: Support for Concorde Project

I will send you a data packet that will help you out. Have Michael make chassis and transformers.

I ordered my transformers from Heyboer, phone call but I'm USA.
by M Fowler
Mon Aug 31, 2026 9:42 pm
Forum: Trainwreck Discussion
Topic: Transformers for Komet Style Amp? JTM45 set useful? Technical differences?
Replies: 3
Views: 4883

Re: Transformers for Komet Style Amp? JTM45 set useful? Technical differences?

I will send you two guys info regarding Asteroid/k60 build. The Constellation is different and has tube recto.

Mark
by M Fowler
Fri Aug 21, 2026 4:25 pm
Forum: Dumble Files
Topic: Dumbleator Layout
Replies: 85
Views: 313134

Re: Dumbleator Layout

A Dumblelater makes every pedal sound incredible.

Mark
by M Fowler
Fri Aug 21, 2026 4:23 pm
Forum: Dumble Discussion
Topic: A not so standard SSS002 build
Replies: 32
Views: 25259

Re: A not so standard SSS002 build

Great build you have some skills.

Mark
by M Fowler
Fri Aug 21, 2026 4:14 pm
Forum: Dumble Discussion
Topic: Glasman ( Gary Johnson ) is gone :(
Replies: 7
Views: 4969

Re: Glasman ( Gary Johnson ) is gone :(

Very sad he was a great builder.

Mark
by M Fowler
Thu Jul 23, 2026 3:58 pm
Forum: Technical Discussion
Topic: Meatsmoke 300w project.
Replies: 12
Views: 8151

Re: Meatsmoke 300w project.

bearcore wrote: ↑Sat Jul 04, 2026 7:18 pm
Mark, could you confirm what the resistor values are on the clean side between the gain pot and V2B (R1 and R4)? 470K and 220K are pretty dark and quiet compared to what my alternate schematic says.


-Taylor
I will check and get back, Mark
by M Fowler
Thu Jul 02, 2026 5:34 pm
Forum: For Sale/Trade
Topic: Mustard capacitors sets and spares
Replies: 10
Views: 26406

Re: Mustard capacitors sets and spares

Can I order
(2) jtm 50 sets
(2) superlative 100 sets

Mark

Mfowl7376@gmail.com
by M Fowler
Thu Jul 02, 2026 5:29 pm
Forum: Technical Discussion
Topic: Benson B700 bass amp
Replies: 4
Views: 7163

Re: Benson B700 bass amp

More
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by M Fowler
Thu Jul 02, 2026 5:26 pm
Forum: For Sale/Trade
Topic: Piher resistors sets and spares
Replies: 34
Views: 54225

Re: Piher resistors sets and spares

Can I order
Marshall jtm 50 sets (2)
Marshall Superlead 100 sets (2).

Mark
Mfowl7376@gmail.com
by M Fowler
Tue Jun 23, 2026 7:19 pm
Forum: Technical Discussion
Topic: Benson B700 bass amp
Replies: 4
Views: 7163

Benson B700 bass amp

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Benson B700 bass amp uses two preamp tubes into IcePower 700AS1 powered amp module. Has separate power supply for preamp tubes/ filaments. Has transformer for balanced pre output.

Mark
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by M Fowler
Tue Jun 23, 2026 7:14 pm
Forum: Technical Discussion
Topic: Meatsmoke 300w project.
Replies: 12
Views: 8151

Re: Meatsmoke 300w project.

Yes there is a dedicated filament transformer. That's why it is so heavy.