What tubes does the Gibson Ga16T use?

The Gibson Ga16T uses 3× 12AX7 preamp tubes and 2× 6V6 power tubes.

When was the Gibson Ga16T produced?

The Gibson Ga16T was produced 1960–1965.

Gibson Ga16T preset

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

The Gibson GA-16T is a 16-watt tremolo-equipped combo amplifier from the early 1960s. As tremolo became one of the defining sounds of early-1960s American popular music, Gibson incorporated it into mid-tier GA models like the GA-16T. The 6V6-powered output section delivers warm, rounded clean tones with the compression and harmonic richness characteristic of Gibson's Kalamazoo-era production. The tremolo circuit adds smooth amplitude modulation ideal for country, surf, and pop guitar styles of the period.

Years produced: 1960–1965
Made in: USA
Wattage: 16W
Channels: 2
Preamp tubes: 3× 12AX7
Power tubes: 2× 6V6

Tags: american, vintage, clean.

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.