I’ve acquired the following Copicat schematics from various sources over the years.
I can’t guarantee their accuracy but I hope you find them useful.
Many thanks to Chris Devine for the following updated schematic for a Mk II. There are also details from Chris for an IC400 Varispeed Copicat further down the page.
Valve Copicat – model not indicated –
Thanks again to Chris Devine for the following diagrams relating to the IC400 – Varispeed Copicat –