Traynor Yba 1 Power Supply preset

Verified · 80/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Traynor YBA-1 Bassmaster is Traynor's most iconic tube head, known for its punchy midrange and musical breakup that works as well for guitar as it does for bass. This schematic focuses on the power supply section of the YBA-1 circuit.

• Years produced: 1965–1974
• Made in: Canada
• Wattage: 45W
• Channels: 2
• Preamp tubes: 2× 12AX7
• Power tubes: 2× 6CA4

Known for: The Band, April Wine.

Tags: vintage, 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.