Traynor Super Custom Special YBA-3A preset

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

The YBA-3A Super Custom Special is Traynor's very-high-power head, using four 6KG6 beam tetrodes (TV sweep tubes) in the output stage. Controls include treble, bass, volume, presence and master volume plus bass and treble expanders, and the manual pitches it for guitar or bass.

• Made in: Canada
• Wattage: 250W
• Channels: 1
• Preamp tubes: 3× 12AX7
• Power tubes: 4× 6KG6

Tags: canadian, vintage, bass, high-wattage.

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.