What tubes does the Airline GVC-9027A use?

The Airline GVC-9027A uses 12AX7 preamp tubes and 6V6 power tubes.

When was the Airline GVC-9027A produced?

The Airline GVC-9027A was produced 1960–1966.

Airline GVC-9027A preset

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

The Wards GVC-9002A is an early model in the Wards/Airline GVC series of tube combos, manufactured by Valco for Montgomery Ward's instrument catalog in the early 1960s. As one of the earlier GVC models, it establishes the series template: a two-channel layout with tremolo, warm 6V6 tube tone, and compact budget packaging. The 9002A represents the beginning of the GVC line that would continue in various forms through the late 1960s.

Years produced: 1960–1966
Made in: USA
Channels: 2
Preamp tubes: 12AX7
Power tubes: 6V6

Tags: american, vintage.

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.