What tubes does the Jim Kelly FAC3 - Normal use?

The Jim Kelly FAC3 - Normal uses 3× 12AX7 preamp tubes and 2× 6L6 power tubes.

When was the Jim Kelly FAC3 - Normal produced?

The Jim Kelly FAC3 - Normal was produced 1980–1992.

Jim Kelly FAC3 - Normal preset

Close · 68/100 confidence. Most values readable. Minor gaps filled by inference from similar circuits.

Jim Kelly Amplifiers was a boutique American builder of the 1980s that gained a strong reputation among working Nashville session musicians for clean, pedal-friendly tube tone. The FACS (DC Relay Model) was a switching amplifier featuring relay-controlled channel selection for silent, pop-free channel switching.

Years produced: 1980–1992
Made in: USA
Wattage: 50W
Channels: 2
Preamp tubes: 3× 12AX7
Power tubes: 2× 6L6

Tags: american, modern, clean, crunch.

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.