What tubes does the Epiphone EA-50T Pacemaker use?

The Epiphone EA-50T Pacemaker uses 2× 6EU7 preamp tubes and 2× 6AQ5 power tubes.

When was the Epiphone EA-50T Pacemaker produced?

The Epiphone EA-50T Pacemaker was produced 1962–1966.

Epiphone EA-50T Pacemaker preset

Verified · 90/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The EA-50T is the tremolo version of the EA-50 Pacemaker, Epiphone's low-power practice combo. 6EU7 stages (one half as the tremolo oscillator) drive a pair of 6AQ5s with a 6X4 rectifier into a 10-inch speaker, with loudness and tremolo frequency controls.

Years produced: 1962–1966
Made in: USA
Channels: 1
Preamp tubes: 2× 6EU7
Power tubes: 2× 6AQ5

Tags: american, vintage, tremolo, low-wattage, practice.

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.