What tubes does the Ampeg B-1RE - Main use?

The Ampeg B-1RE - Main uses Solid-state preamp tubes and Solid-state power tubes.

When was the Ampeg B-1RE - Main produced?

The Ampeg B-1RE - Main was produced 1998–2003.

Ampeg B-1RE - Main preset

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

The Ampeg B-1RE and BR-1E were solid-state bass heads in rack-mount format, offering high-output solid-state amplification for professional bassists. These heads were designed for players who needed the Ampeg tonal character and reliability in a touring-grade format without tube maintenance. They represent Ampeg's solid-state professional head offerings during the late 1990s to early 2000s era of the brand.

Years produced: 1998–2003
Made in: USA
Wattage: 350W
Channels: 1
Preamp tubes: Solid-state
Power tubes: Solid-state

Tags: american, classic.

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.