Westbury 550 Guitar preset

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

The Westbury 550 is a solid-state guitar combo from the Westbury line sold by Unicord. It pairs an FET preamp with a master volume for overdriven tones at lower levels, plus onboard reverb and an extension speaker output, feeding a complementary transistor output stage.

• Channels: 1

Tags: solid-state, reverb, crunch.

Schematic-derived preset files for the Neural DSP Quad Cortex and 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.