Calrad SA-30 - Ch A preset

Close · 78/100 confidence. Most values readable. Minor gaps filled by inference from similar circuits.

Calrad was an American electronics component and amplifier manufacturer active in the 1950s and 1960s. The SA-30 was a multi-channel tube amplifier used for instrument and public address applications. These amps represent the versatile all-purpose designs of the early guitar amp era.

• Years produced: 1950s–1960s
• Made in: USA
• Wattage: 30W
• Channels: 2

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.