What tubes does the Fender Bandmaster Aa763 use?

The Fender Bandmaster Aa763 uses 3× 12AX7, 1× 12AT7 preamp tubes and 2× 6L6 power tubes.

When was the Fender Bandmaster Aa763 produced?

The Fender Bandmaster Aa763 was produced 1963–1967.

Fender Bandmaster Aa763 preset

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

The Bandmaster AA763 is the blackface Bandmaster head, built on the AB763 circuit family at 40 watts with two 6L6 output tubes. As a head-only design, it was typically paired with a matching Fender 2×12 or 1×15 cabinet for clean, articulate American tone.

Years produced: 1963–1967
Made in: USA
Wattage: 40W
Channels: 2
Preamp tubes: 3× 12AX7, 1× 12AT7
Power tubes: 2× 6L6

Tags: american, clean, blackface, 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.