The ZX81 is an early 80's home computer that was popular in the UK and released by Sinclair Research, a British consumer electronics company based in Cambridge, England. This Sinclair ZX81 papercraft kit includes the 16kb RAM pack, adaptor, ZX printer, Z80 motherboard, and power supply. Hat tip to Matthew Pimm for sending the link.
Sinclair ZX81 Papercraft Kit [XavSnap]
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