What tubes does the Kalamazoo Kalamazoo600 use?

The Kalamazoo Kalamazoo600 uses 3x 12AX7 preamp tubes and 2x 6V6 power tubes.

When was the Kalamazoo Kalamazoo600 produced?

The Kalamazoo Kalamazoo600 was produced 1965–1969.

Kalamazoo Kalamazoo600 preset

Verified · 85/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Kalamazoo 600 is a multi-channel tube combo amplifier representing one of the more feature-rich offerings in the Kalamazoo line, with reverb and tremolo as standard equipment. Its circuit resembles a simplified Gibson GA series design, delivering a warm, slightly compressed tone with pleasant natural reverb. The Kalamazoo 600 gave budget-conscious players access to features previously reserved for higher-end models.

Years produced: 1965–1969
Made in: USA
Wattage: 14W
Channels: 2
Preamp tubes: 3x 12AX7
Power tubes: 2x 6V6

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.