ZX-81 means Sinclair Timex personal computer, based on Z-80 microprocessor in Hardware
Similar to ZX-81
ACSR - Automated Compound Storage RetrievalACSU - Add Compare Select Unit
AD - Analog Disc
ADACS - Advanced Data Acquisition and Control System
ADACS - Advanced Digital and Analog Collection System
ADAM - Assembly Description Assembly Modification
ADAM - Advanced Distributed Associative Memory
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