How to DIY a ZX Diag Cart, or a dozen of 'm.. - PART 2 - YouTube
How to DIY a ZX Diag Cart, or a dozen of 'm.. - PART 2 - YouTube,Building a brand new ZX Spectrum with nearly 100% new parts,Sf07976c9404c428cad482c7225f4e,Radoslav's ZCA (SE class-A mosfet amp) - DIY Audio Projects,ChandlerLimited RS660 Fairchild 660 Style Compressor