What tubes does the Mesa Boogie Subway Blues use?

The Mesa Boogie Subway Blues uses 3× 12AX7 preamp tubes and 2× 6L6GC power tubes.

When was the Mesa Boogie Subway Blues produced?

The Mesa Boogie Subway Blues was produced 1993–2003.

Mesa Boogie Subway Blues preset

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

The Subway Blues is a small-format Mesa Boogie combo designed to deliver genuine tube tone in an ultra-portable package weighing under 20 pounds. Despite its diminutive size, it incorporates Mesa's cascading gain architecture and a full two-channel layout, making it a serious tool for gigging musicians who travel frequently. Its blue-sparkle cosmetics and surprising tonal depth gave it a devoted following among blues and roots players.

Years produced: 1993–2003
Made in: USA
Wattage: 20W
Channels: 2
Preamp tubes: 3× 12AX7
Power tubes: 2× 6L6GC

Tags: american, clean, crunch, 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.