Hands On!

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Title Description Computers
Hardware Review: What Hardware Should We Buy? Discusses trends and changes in hardware production. For example Sinclair/Timex has stopped mass marketing its computers while others (such as the IBM junior) has finally made its appearance. Strongly advises schools to re-evaluate their hardware purchasing programs in light of these and other changes. (JN)
Lab Inputs for Common Micros. The game paddle inputs of Apple microcomputers provide a simple way to get laboratory measurements into the computer. Discusses these game paddles and the necessary interface software. Includes schematics for Apple built-in paddle electronics, TRS-80 game paddle I/O, Commodore circuit for user port, and bus interface for Sinclair/Timex, Commodore, and TI99/4A. (JN) Sinclair ZX81, Timex/Sinclair 1000

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