What tubes does the Fender Bandmaster 6G7 Lo use?

The Fender Bandmaster 6G7 Lo uses 3× 12AX7 preamp tubes and 2× 6L6 power tubes.

When was the Fender Bandmaster 6G7 Lo produced?

The Fender Bandmaster 6G7 Lo was produced 1961–1963.

Fender Bandmaster 6G7 Lo preset

Verified · 80/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Bandmaster 6G7 Lo is an alternate layout document for the brownface Bandmaster 6G7 head, sharing the same 40-watt, dual-6L6 brownface circuit.

Years produced: 1961–1963
Made in: USA
Wattage: 40W
Channels: 2
Preamp tubes: 3× 12AX7
Power tubes: 2× 6L6

Tags: american, clean, brownface, vintage.

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.