Vox AC100/2 - Normal preset

Verified · 83/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The AC100 power amp uses four KT88 tubes to deliver 100 watts of Vox power. Designed for the largest stages of the mid-1960s, it was the most powerful amp in the Vox range and was used by The Beatles during their largest arena performances.

• Years produced: 1964–1967
• Made in: UK
• Wattage: 100W
• Channels: 1
• Preamp tubes: 2× ECC83
• Power tubes: 4× KT88

Known for: The Beatles.

Tags: british, kt88, vintage, historic, high-headroom.

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.