Peavey KB-300 - Channel 3 preset

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

The Peavey KB-300 is a solid-state keyboard amp from the early 1980s, rated at about 130 watts. It has three input channels, each with its own level control (with a pull-gain boost), a high/mid/low EQ and a reverb send, plus a master volume and master reverb. Keyboard players use it as an all-in-one mixer and amp.

• Made in: USA
• Wattage: 130W
• Channels: 3

Tags: american, solid-state, high-wattage, multi-channel, reverb, 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.