Matchless DC30 (Old Version) preset

Verified · 80/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

Original schematic for the Matchless DC30, the amp that launched the boutique amp movement. Class A EL84 circuit inspired by the Vox AC30, delivering chimey, harmonically rich tones.

• Years produced: 1989–present
• Made in: USA
• Wattage: 30W
• Channels: 2
• Preamp tubes: 4× ECC83
• Power tubes: 4× EL84

Known for: The Edge, Mike Campbell.

Tags: american, boutique, el84, class-a, iconic.

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.