Stars
Guide on how to design keyboard PCBs with KiCad
Schematic of a clone of the Disk Interface +D for the ZX Spectrum
Enhanced 4164 DRAM tester using March C- algorithm and access time
A harness for the Diagnostic Rev. 586220 Test for the Commodore C64
RS232 connect Commodore 64 to a modern PC
Scorpion ZS-256 Turbo+. Russian ZX Spectrum clone. Schematics and PCB.
Hardware design of Magic Desk compatible C64 cartridge up to 512k