Fender Quad Reverb 100W No Master Vol preset

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

The Quad Reverb 100W without master volume is the original silverface 4×12 combo with onboard spring reverb. At 100 watts with four 6L6 output tubes and four 12-inch speakers, it represents one of the most powerful American combo designs ever produced.

• Years produced: 1970–1978
• Made in: USA
• Wattage: 100W
• Channels: 2
• Preamp tubes: 4× 12AX7, 1× 12AT7
• Power tubes: 4× 6L6

Tags: american, clean, silverface, high-wattage, reverb, 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.