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Hewlett-Packard HP 25 Woodstock SQUASH

The Hewlett-Packard HP 25 Woodstock SQUASH is a programmable calculator with 12 digits precision and RPN (reverse polish notation) logic. It has 68 functions, 30 keys and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 2xAA batteries.

Facts at a glance:

Type Programmable
Functions 68
Keys 30
Precision 12
Logic RPN
Display type LED
Display size
Printer
Length 129 mm
Width 67 mm
Thickness 29 mm
Weight 170 g
Power Source 2xAA
Country
Original price unknown
Est. current value unknown
Year introduced 1975
Year discontinued 1978

See other calculators manufactured by Hewlett-Packard.