What tubes does the Epiphone EA-28RVT - Channel 1 use?

The Epiphone EA-28RVT - Channel 1 uses 3× 12AX7 preamp tubes and 2× 6BQ5 power tubes.

When was the Epiphone EA-28RVT - Channel 1 produced?

The Epiphone EA-28RVT - Channel 1 was produced 1963–1969.

Epiphone EA-28RVT - Channel 1 preset

Verified · 85/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Epiphone EA-28RVT is a 28-watt two-channel combo with reverb, vibrato, and tremolo, positioned in the mid-upper tier of the Epiphone 1960s amp catalog. Its three effects plus dual channels and moderate power made it one of the most versatile combos in the Epiphone range for its price point.

Years produced: 1963–1969
Made in: USA
Wattage: 28W
Channels: 2
Preamp tubes: 3× 12AX7
Power tubes: 2× 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.