What tubes does the Vox Suprtwin use?

The Vox Suprtwin uses 3× ECC83 preamp tubes and 4× EL34 power tubes.

When was the Vox Suprtwin produced?

The Vox Suprtwin was produced 1965–1967.

Vox Suprtwin preset

Verified · 85/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Supertwin is a 60-watt dual-speaker Vox combo using EL34 power tubes. It was designed for larger venues and aimed at the upper end of the mid-1960s Vox line, featuring Brilliant and Normal channels.

Years produced: 1965–1967
Made in: UK
Wattage: 60W
Channels: 2
Preamp tubes: 3× ECC83
Power tubes: 4× EL34

Tags: british, el34, vintage.

Schematic-derived preset files for 16 Fractal and Line 6 modelers: Axe-Fx II/XL/XL+, Axe-Fx III, FM3, FM9, and the full Helix family (Floor, LT, Rack, HX Stomp, HX Stomp XL, Native).

Gridleak extracts amp parameters from original circuit schematics using AI vision — component values, gain staging, tone stack topology, tube types — then generates native preset files for every supported modeler. Every extraction is scored 0–100 and the score is published.