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Hewlett-Packard HP 97S Topcat RICOCHET

The Hewlett-Packard HP 97S Topcat RICOCHET is a programmable calculator with 12 digits precision and RPN (reverse polish notation) logic. It has 108 functions, 71 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 108
Keys 71
Precision 12
Logic RPN
Display type LED
Display size
Printer Y
Length 202 mm
Width 228 mm
Thickness 64 mm
Weight 1134 g
Power Source 4x1.2V NiCd battery pack
Country
Original price unknown
Est. current value unknown
Year introduced 1977
Year discontinued 1982

See other calculators manufactured by Hewlett-Packard.