VHT Special 6 Ultra - Boost/Distortion preset

Verified · 90/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The VHT Special 6 Ultra is an enhanced version of the popular Special 6, adding a boost circuit, tone control switching, and additional gain options. It brought boutique-quality tube tone into an affordable single-ended format, beloved by home players and recording guitarists.

• Years produced: 2012–2020
• Made in: USA
• Wattage: 6W
• Channels: 2
• Preamp tubes: 1× 12AX7
• Power tubes: 1× 6V6

Tags: american, vintage, clean, crunch.

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.