What tubes does the Fender Bassman 100 - Normal use?

The Fender Bassman 100 - Normal uses 4× 12AX7 preamp tubes and 4× 6L6 power tubes.

When was the Fender Bassman 100 - Normal produced?

The Fender Bassman 100 - Normal was produced 1972–1978.

Fender Bassman 100 - Normal preset

Verified · 88/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Fender Bassman 100 is a silverface-era high-powered head delivering 100W through four 6L6 tubes, part of the expanded Bassman line under CBS ownership. Designed primarily for bass but capable of delivering clean guitar tones with exceptional headroom, the Bassman 100 represents the peak of Fender's silverface-era bass amplifier power.

Years produced: 1972–1978
Made in: USA
Wattage: 100W
Channels: 2
Preamp tubes: 4× 12AX7
Power tubes: 4× 6L6

Tags: american, clean, vintage, bass.

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.