Peavey PA-400 Preamp - Ch3 preset

Verified · 83/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Peavey PA-400 is a solid-state PA mixer/power amplifier designed for public address and live sound reinforcement. Not a guitar amplifier.

• Years produced: 1970s–1980s
• Made in: USA
• Wattage: 400W
• Channels: 4

Tags: american, solid-state, pa.

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.