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Hewlett-Packard HP 19C Sting CLYDE

The Hewlett-Packard HP 19C Sting CLYDE is a programmable calculator with 12 digits precision and RPN (reverse polish notation) logic. It has 81 functions, 31 keys and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 4x1.2V NiCd battery pack.

Facts at a glance:

Type Programmable
Functions 81
Keys 31
Precision 12
Logic RPN
Display type LED
Display size
Printer Y
Length 165 mm
Width 88 mm
Thickness 40 mm
Weight 350 g
Power Source 4x1.2V NiCd battery pack
Original price unknown
Est. current value unknown
Year introduced 1977
Year discontinued 1979

See other calculators manufactured by Hewlett-Packard.