• 1979

Hardware Description

The H9 is an alphanumeric video terminal announced in 1989 to work with any digital computer, but built for the Heathkit H8. The H9 terminal consists of a 12” CRT display and uses a 67 key ASCII upper case keyboard with 80 characters displayed. Baud rate is selectable from 110-9600. Standard serial Interfaces include EIA standard serial, 20mA loop, and TTL input/output.