What tubes does the Mesa Boogie Dual Caliber DC5B - Rhythm use?

The Mesa Boogie Dual Caliber DC5B - Rhythm uses 3× 12AX7 preamp tubes and 2× 6L6GC power tubes.

When was the Mesa Boogie Dual Caliber DC5B - Rhythm produced?

The Mesa Boogie Dual Caliber DC5B - Rhythm was produced 1994–2000.

Mesa Boogie Dual Caliber DC5B - Rhythm preset

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

The Dual Caliber DC-5 expanded on the DC-3 with a 50-watt power section and refined channel switching, giving players a broader dynamic range from clean headroom to saturated lead tones. Its two independent channels with separate EQ sections made it highly versatile for gigging musicians who needed a single-amp solution. The DC-5 represented Mesa's mid-1990s effort to offer high versatility at a more accessible price point than the flagship Mark series.

Years produced: 1994–2000
Made in: USA
Wattage: 50W
Channels: 2
Preamp tubes: 3× 12AX7
Power tubes: 2× 6L6GC

Tags: american, crunch.

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.