Sundown SD-1012C / SD-1000H preset

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

The Sundown SD1012C combo and SD1000H head are 100-watt amplifiers from Sundown's solid-state or hybrid guitar amplifier range. These models represent the upper tier of Sundown's product offering, designed for players needing reliable stage volume. The SD designation indicates a standard design series within the brand's lineup.

• Made in: US
• Wattage: 100W

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.