Ceriatone AH 50 - OD preset

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

The AH 50 is Ceriatone's 50-watt hot-rodded Plexi with a three-way Clean/OD/HOD selector. Separate tone stacks, Era, Bright, Voice and 'M69/Thick' voicing switches, an effects loop with return level and a line out make it a flexible British-flavoured rock head built around two EL34s.

• Made in: Malaysia
• Wattage: 50W
• Channels: 2
• Power tubes: 2× EL34

Tags: plexi, el34, crunch, high-gain, boutique, hand-wired, two-channel.

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.