What tubes does the Ceriatone Plexi 68 Ol use?

The Ceriatone Plexi 68 Ol uses 3× ECC83 preamp tubes and 4× EL34 power tubes.

When was the Ceriatone Plexi 68 Ol produced?

The Ceriatone Plexi 68 Ol was produced 2005–present.

Ceriatone Plexi 68 Ol preset

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

Ceriatone's Plexi '68 OL is a Marshall 1968 Plexi 100W Old Lead circuit, built in Malaysia with hand-selected components. The 1968 Old Lead specification targets the specific circuit values of that production year for authentic vintage British crunch.

Years produced: 2005–present
Made in: Malaysia
Wattage: 100W
Channels: 1
Preamp tubes: 3× ECC83
Power tubes: 4× EL34

Tags: british, crunch, vintage, boutique.

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.