Airline GVC-9017A - Channel 2 preset

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

The Airline GVC-9017A is a large Montgomery Ward tube amp with a separate panel and power pack. Channel 1 has High and Low inputs with its own Tone and Volume; Channel 2 has Guitar and Accordion inputs, its own Volume and Tone, and a 12AX7 vibrato with Speed, Intensity and footswitch. A 6DR7/6EU7 circuit drives a footswitchable spring reverb. The power pack runs two pairs of 6L6s, each into its own speaker, off two 5U4 rectifiers.

Tags: american, vintage, 6l6, reverb, tremolo, mid-wattage, two-channel.

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.