Airline GVC-9049A - Channel 1 preset

Verified · 81/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Airline GVC-9049A is a large solid-state Montgomery Ward amp. Channel 1 has High, Low and Microphone inputs and Channel 2 has High, Low and an AM/FM/phono input, each with its own Volume, Bass and Treble. Channel 2 feeds a transistor-driven spring reverb, and a photocell tremolo has Speed and Intensity, each with a footswitch. A 2N3772 output pair drives 15-inch speaker systems, with a studio/auditorium gain switch and standby.

Tags: american, solid-state, vintage, reverb, tremolo, 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.