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Qualitron 1444 Slide Rule

The Qualitron 1444 Slide Rule is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 26 keys and a VFD (vacuum fluorescent) display. The power source is 4xAA batteries.

Facts at a glance:

Type Arithmetic
Functions 5
Keys 26
Precision 8
Logic Algebraic
Display type VFD
Display size
Length 143 mm
Width 75 mm
Thickness 32 mm
Weight 144 g
Power Source 4xAA
Original price unknown
Est. current value unknown
Year introduced 1975
Year discontinued

See other calculators manufactured by Qualitron.