What tubes does the Carvin Preamp Sx use?

The Carvin Preamp Sx uses 3× 12AX7 preamp tubes.

When was the Carvin Preamp Sx produced?

The Carvin Preamp Sx was produced 1980s–1990s.

Carvin Preamp Sx preset

Verified · 80/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Carvin SX Pre-Amp is the preamplifier section of the SX Series guitar amplifier system, featuring clean and overdrive channels in Carvin's direct-sales SX lineup.

Years produced: 1980s–1990s
Made in: USA
Channels: 2
Preamp tubes: 3× 12AX7

Tags: american, clean, 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.