Carvin PB500 Bass Amp preset

Verified · 82/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Carvin PB500 is a high-powered bass amplifier head rated at 500 watts, representing the top of Carvin's bass amplification line for large-venue touring use. The older 200-watt variant referenced in this schematic predates the 500-watt model and uses a similar preamp circuit at lower output. Both deliver Carvin's clean, punchy bass character with a comprehensive graphic EQ.

• Years produced: 1990–2002
• Made in: USA
• Wattage: 500W
• Channels: 1

Tags: american.

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.