Microcomputer hardware projects
Subtitle: Sinclair Spectrum and ZX81 add-on units
By: (Natasha Graham, Michael Roberts).
Contributors: Roberts, Michael, 1956-
Publisher: Sigma Technical Press
Published: 1983
Place of publication: Wilmslow
Language: eng
Number of pages: 100
Subjects: Sinclair ZX Spectrum (Computer); Sinclair ZX81 (Computer); Computer interfaces.