Hartke HS3000 preset

Verified · 90/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Hartke HS3000 is a 300-watt solid-state bass head. The op-amp preamp has shape and intensity controls, a four-band EQ (low, low-mid, high-mid, high) and an 18 dB/octave high-pass filter, feeding a class AB transistor power amp. It is a clean, transparent bass amp meant to pair with Hartke's aluminum-cone cabinets.

• Wattage: 300W
• Channels: 1

Tags: bass, solid-state, high-wattage, modern.

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.