Were both Grundy NewBrain and Wave Mate Bullet around in the 1970's?
Grundy NewBrain: The Grundy NewBrain was a microcomputer sold in the early 1980s by Grundy Business Systems Ltd of Teddington and Cambridge, England. Wave Mate Bullet: The Wave Mate Bullet was a Z80 single-board computer from the late 1970s and early 1980s which used the CP/M operating system.
no