Garnet G250FTR Sessionman - Wide Range preset

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

The G250FTR Sessionman is a 1970s all-valve Garnet head from Winnipeg with built-in fuzz, tremolo and reverb. Its Ultra Mix channel has treble, bass, a mids control, volume and bright switch; the Wide Range channel has its own treble, bass, volume and bright switch. A 6JW8 pentode fuzz with its own level and footswitch, 12AU7-driven reverb and a 6JW8 tremolo with a pull slow-speed switch follow, and a 12AX7 phase splitter drives two 6CA7/EL34s.

• Made in: Canada
• Channels: 2
• Preamp tubes: 4× 12AX7, 1× 12AU7, 1× 6JW8
• Power tubes: 2× EL34

Tags: canadian, vintage, hybrid, reverb, tremolo, high-wattage, two-channel.

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.