What tubes does the Gibson Br6F use?

The Gibson Br6F uses 2× 6SJ7 preamp tubes and 2× 6L6 power tubes.

When was the Gibson Br6F produced?

The Gibson Br6F was produced 1950–1955.

Gibson Br6F preset

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

The Gibson BR-6F is a variant of the BR-6 lap steel amplifier, sharing the same 6L6-based output section but with circuit refinements to the tone stack or transformer configuration. Like the standard BR-6, it was aimed at Hawaiian guitar and country players seeking clean, warm, and articulate amplification. The BR-6F continues the BR line's tradition of smooth, dark voicing with enough headroom for clean performance at small-to-medium venue volumes.

Years produced: 1950–1955
Made in: USA
Wattage: 18W
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.