Epiphone EA-4T / EA-4TL / EA-6T - Channel 2 preset

Close · 75/100 confidence. Most values readable. Minor gaps filled by inference from similar circuits.

The Epiphone EA-4T/EA-4TL/EA-6T encompasses three closely related combo amplifier models from the early 1960s Epiphone lineup, sharing a common circuit topology with tremolo as a key feature. These Gibson-era Kalamazoo amps represent the affordable end of the Epiphone range while delivering genuine tube warmth that has made them desirable vintage finds.

• Years produced: 1961–1968
• Made in: USA
• 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.