What tubes does the Airline GIM-9111A - Normal use?

The Airline GIM-9111A - Normal uses 12AX7 preamp tubes and 6BQ5 power tubes.

When was the Airline GIM-9111A - Normal produced?

The Airline GIM-9111A - Normal was produced 1969–1972.

Airline GIM-9111A - Normal preset

Close · 72/100 confidence. Most values readable. Minor gaps filled by inference from similar circuits.

The Airline GIM-9111A is one of the Japanese-manufactured Airline amps produced after Valco's 1968 bankruptcy, when Montgomery Ward sourced amplifiers from Japanese OEM builders including Matsumoku. It features solid-state rectification with tube output, offering a transitional design between the older Valco all-tube circuits and the fully solid-state amps that would follow. The tone is clean and reliable if tonally thinner than the earlier Valco-built models, and it reflects the cost-cutting realities of the early 1970s budget market.

Years produced: 1969–1972
Made in: Japan
Channels: 2
Preamp tubes: 12AX7
Power tubes: 6BQ5

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.