WEM Copicat Echo - Echo preset

Close · 72/100 confidence. Most values readable. Minor gaps filled by inference from similar circuits.

The WEM Copicat Echo is the original version of Watkins Electric Music's landmark tape echo unit, one of the most influential and widely copied echo devices ever produced. Using a circulating tape loop, the Copicat delivered organic, warm tape echo effects that defined the sound of British pop, surf, and experimental music from the late 1950s onward. The Copicat remained in production in various forms for nearly three decades due to its enduring popularity.

• Years produced: 1958–1985
• Made in: UK
• Preamp tubes: 1× ECC83

Known for: Hank Marvin, Syd Barrett.

Tags: british, 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.