Custom : An old-school amp head, but with lots of options…
La reprise…
A musician’s order based on the 1963 AC15 pentode channel, with lots of options…
Getting the Covid, I had to stop manufacturing during the spring and summer of 2021.
Here it is finally finished, with gain control and presets, a complete tonestack, an effects loop and a speaker attenuator…
My amps 10 to 25W …
Project : An echo box that saturates like Little Walter used to do…
Get the joyful grit of the Chicago Southside harps !
Little Walter’s echo is like the reverb of punk-surf groups: it is as much a matter of timbre and sound texture as of pure delay. So I thought to add a SpanishMoss overdrive to the echo to get back that special sound… I’ll tell you what it’s going to be !…
Contact me for more information…
Custom actuality : An old-fashioned amp head, with plenty of options
A development of the Vox AC15…
Initially, a musician’s command based on the original AC15, with lots of options:
A 3-band tone, a booster, a line output with HP simulation, an attenuator …
And all built old-fashioned way on a turrets card (except for the effect loop).
My amps 10 to 25W …
Project : a Di-Box that make your sound before injecting it into the PA.
To be sure of the sound quality you will send to the sound system of the bar …
Imagine an instrument preamp with adjustable tone and overdrive …
Add a speaker simulator, and a balanced output to the mixer …
You have everything you need to get your sound and send it directly to the sound system!
Contact me for more info and custom realization…
New : preamps for harp with solo Boost and balanced output to PA.
What it takes to be independent on small stages
Initially, an order from harmonica player Vincent Bucher … He wanted a CurvyMama preamp followed by a speaker simulator and a balanced output to the PA …
And also with a chorus push button, and an output for stage amp (if necessary) …
The “CurvyMama SimSym” product page
New : a 3W microCombo with 13cm speaker

The MicroCombo range now has a big brother
A greedy sound for the guitar or the harp in a beautiful solid walnut box.
The watts are real, as well in clean sound as in light crunch or in total saturation.
Speaker on your choice: Celestion, Sica or Jensen, depending on the desired sound color.
MicroCombo 3W product page
News from the workshop: pedal modifications

Gain and roundness improved in a Fuzz Face Lift from Big Knob.
It is a Californian artisanal stompbox, which updates the Tone Bender II Professional with a silicon buffer and a fuzz circuit equipped with Russian germanium MP39A.
I bring more body, a better polarized buffer, progressive gain pot, adjustable bias …
Modifications and customizations by GuitarPoppa
Custom : a 25W Silicium / Germanium hybrid amp head

SweetGerm +25W
Association of the SweetGerm preamp and a 25W hybrid PowerAmp.
Germanium brings its color and the grain of overdrive, silicon improves reliability.
Customizable connections: lines, loop, phones etc …
Facebook review from the first client behind the project
Now available:
CurvyMama, a fleshy overdrive that moves like a round lady !
A preamp-overdrive designed for juicy guitars and harmonicas.
Single pedal or large format, with speaker simulator and XLR3 symetrical output. Interactive and nuanced Contour and Bite settings… And a special germanium grit !
CurvyMama’s product page
Custom : Pedal duos in a single box

The [S]cream + VintageBoo
Initially, custom orders from friends … We have selected complementary pedal duos … With an additional economy of scale: a duo is less expensive than the two pedals that it brings together, because some circuits do not need to be repeated.
Contact us to discuss your desires and projects…
First Germanium Micro-combos from 1W to 3W RMS

On the workbench…
These will be two Micro-Combos for harmonica or guitar, respectively 1W and 3W…
The electronics are traditional, without integrated circuits. All germanium power amplifier and selected NOS speaker : The clear or overdriven sound will be lively, warm and rich!
MicroCombo1W product page — MicroCombo3W product page
A speaker attenuator with line output and bypass
CoolCrunch fits in a box to be placed in the bottom of combos …
Realization on request of a harp friend for his Champ 57 reissue …
Two models, dedicated to 5W or 30W power amplifiers.
Continuous volume adjustment, byPass switch and line output always available…
CoolCrunch5 and CoolCrunch30 product page.
Guitar Poppa likes to repair or update vintage amps
Review and restoration of a french amp from 56/65 …
Renowned French brand: Stimer amplified the great Django, then the first french rockers …
I can repair or transform these old amps with all due respect.
But only small models, less than 25W: my workshop is very small!
(and international transport is so expensive!)
Pedal mods

Technical and ergonomic improvements; adaptation to personal uses.
Recently I adapted a [good] copy of TS9® for bass …
At the moment, I am modifying a Metal Zone® for the harmonica …
If your pedal is correctly designed and manufactured, we can customize it to your wishes!
Modifications and customizations by Guitar Poppa