Old Calculator Web Museum Advertising Archive
Advertisement for Wright Line (formerly Mathatronics) Mathatron PKB Remote Keyboard
The Mathatron PKB Keyboard unit would connect via acoustic coupler over
dial-up telephone line, or via hard-wired connection to a
electronics package. Up to 16 terminals could simultaneously access
the Mathatron III unit. The Mathatron III supported connectivity of
the PKB units, or standard Teletype Model ASR-33 terminals.