What tubes does the Gibson Eh185 use?

The Gibson Eh185 uses 2× 6SJ7 preamp tubes and 2× 6L6 power tubes.

When was the Gibson Eh185 produced?

The Gibson Eh185 was produced 1939–1942.

Gibson Eh185 preset

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

The Gibson EH-185 is the most powerful of Gibson's pre-war EH amplifier series, delivering approximately 25 watts through a robust 6L6 push-pull output stage. Designed for professional lap steel and electric guitar use, the EH-185 provides the volume and projection needed for ballroom and theater performances common in the late 1930s and early 1940s. Its tone is characteristically warm and dark, with the smooth, sustained quality that made Gibson's pre-war amplifiers essential tools for jazz, western swing, and country players of the era.

Years produced: 1939–1942
Made in: USA
Wattage: 25W
Channels: 1
Preamp tubes: 2× 6SJ7
Power tubes: 2× 6L6

Tags: american, vintage, clean.

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.