HP 9800 SERIES DESKTOP COMPUTERS
LAMBERT M. SURHONE, MARIAM T. TENNOE, SUSAN F. HENSSONOW
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The HP 9800 was a family of what were initially called programmable calculators and later desktop computers made by Hewlett-Packard which replaced their first HP 9100 calculator.
The 9830 and its successors were true computers in the modern sense of the term, complete with a powerful BASIC language interpreter
All 98x0 and 9821 systems used the same I/O interfaces.
A 400 line per minute 80-column thermal line printer was designed to fit on top of the 9820 and 9830.
