What tubes does the Epiphone EA-8P - Main use?

The Epiphone EA-8P - Main uses 2× 12AX7 preamp tubes and 1× 6BQ5 power tubes.

When was the Epiphone EA-8P - Main produced?

The Epiphone EA-8P - Main was produced 1960–1966.

Epiphone EA-8P - Main preset

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

The Epiphone EA-8P is a compact 8-watt single-channel tube combo from the entry-level of the Gibson-era Epiphone amplifier catalog. Despite its modest power, Gibson-factory construction gives it better build quality than typical budget amplifiers of the era, and it offers genuine tube warmth at an accessible student price point.

Years produced: 1960–1966
Made in: USA
Wattage: 8W
Channels: 1
Preamp tubes: 2× 12AX7
Power tubes: 1× 6BQ5

Tags: vintage, clean, american.

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.