Formula B shows us its reproduction of the famous Tone Bender MKI. It sounds very aggressive and it cut very well through the mix

Formula B

Demo by Soyouz

Product Page

Mini Bender mk1

The Formula B Super Plexi is a pedal that emulates the sound of a Marshall JTM45 amplifier, a legendary British-made amplifier known for its warm and crunchy tone. This pedal is designed to provide a versatile overdrive and boost, allowing guitarists to achieve a wide range of tones.

Demo by Revelation Cable Company

Demo by Living Room GD

Review by The Gear Page

Review by delicious audio

Super Plexi

Der 4558 ist ein Overdrive, der um den berühmten OP-AMP 4558 herum gebaut wurde.
Und er ist unsere Vision des klassischen TS808.
Alles super ausgewählte Komponenten ohne Tantalkondensatoren und mit Originaldioden.

The 4558 is an Overdrive built around the famous OP-AMP 4558,
And it's our Vision on the classic TS808.
All super selected components with nos tantalum capacitors and original  diodes. 

Demo by Diego Leanza

Demo by Giovanni Invincible

4558 OD

Manual download

Vintage Vibe MK2

 First made in 1962, it took until 1965 to catch on when Keith used one on Satisfaction – and the world of guitar tone was changed forever. The FUzz tone used three germanium transistors to amplify and clip the guitar’s signal creating fuzz, glorious fuzz…"

here it alive by Formula B "maestra" Fuzz Tone pedal

Maestra Fuzz Tone