
The Story

Vertex Effects Steel String Supreme Preamp Pedal — a studio-grade tone shaper born from serial number #001 of the legendary Dumble Steel String Singer amplifier. This compact preamp delivers studio warmth and articulation whether you're running it into a tube amp, cab sim, or IR loader. Touch-sensitive circuitry responds to your playing dynamics with natural sparkle and sustain. Dual-mode Gain and Level controls function as a transparent clean boost or subtle overdrive. Shape your sound with active 3-band EQ, Bright/Deep character switch, and Rock/Jazz voicing toggle for endless tonal possibilities. Built into a rugged steel enclosure with true bypass switching and California design pedigree. This pedal is in good condition and comes with its original box.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description

Vertex Effects Steel String Supreme Preamp Pedal — a studio-grade tone shaper born from serial number #001 of the legendary Dumble Steel String Singer amplifier. This compact preamp delivers studio warmth and articulation whether you're running it into a tube amp, cab sim, or IR loader. Touch-sensitive circuitry responds to your playing dynamics with natural sparkle and sustain. Dual-mode Gain and Level controls function as a transparent clean boost or subtle overdrive. Shape your sound with active 3-band EQ, Bright/Deep character switch, and Rock/Jazz voicing toggle for endless tonal possibilities. Built into a rugged steel enclosure with true bypass switching and California design pedigree. This pedal is in good condition and comes with its original box.
























