Roland KC-500 preset

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

The Roland KC-500 is a solid-state keyboard amplifier with four stereo line channels. Each channel is a single op-amp gain stage with its own volume control (channel 3 has mic-level sensitivity), and all four feed a shared EQ and master. It is a clean, full-range mixer amp for keyboards and electronic instruments.

• Channels: 1

Tags: japanese, modern, solid-state, 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.