ZX81
This is an updated ZX81 with 32KB ram and composite video and uses modern vLA81 ULA.
jumper link add to select ULA type
status: In development. require a ZX81 PCB for board layout.

This is an updated ZX81 with 32KB ram and composite video and uses modern vLA81 ULA.
jumper link add to select ULA type
status: In development. require a ZX81 PCB for board layout.
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