Fisher X-202-B preset

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

The Fisher X-202-B is a 1960s stereo integrated valve amplifier for home hi-fi. Each channel has a 12AX7 phono preamp, 7247 filter and line stages and a shared 12AX7 tone-control stage with bass and treble, then a 12AX7 voltage amplifier and phase inverter driving a push-pull pair of 7591s with fixed bias and AC/DC balance adjustments. It adds an input selector, master volume, balance, a stereo dimension control and a center-speaker output.

• Made in: USA
• Channels: 1
• Preamp tubes: 6× 12AX7, 2× 7247
• Power tubes: 4× 7591

Tags: american, vintage, stereo, clean.

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.