What tubes does the Rickstone Poweramp H30M use?

The Rickstone Poweramp H30M uses 1× ECC83 preamp tubes and 2× EL34 power tubes.

When was the Rickstone Poweramp H30M produced?

The Rickstone Poweramp H30M was produced 1960s.

Rickstone Poweramp H30M preset

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

The Rickstone Poweramp H30M is a variant of the H30 with the 'M' suffix indicating a modified or feature-variant version of the base circuit. Rickstone's systematic approach to model naming suggests a family of related designs sharing fundamental topology. This variant likely addresses a specific application or performance characteristic within the 30-watt H-series range.

Years produced: 1960s
Made in: UK
Wattage: 30W
Channels: 1
Preamp tubes: 1× ECC83
Power tubes: 2× EL34

Tags: british, 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.