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Tandy EC-4020

The Tandy EC-4020 is a programmable calculator with 10 digits precision and formula input logic. It has 95 functions, 44 keys and an LCD (liquid crystal) display. The power source is 2xCR20323V cell.

Facts at a glance:

Type Programmable
Functions 95
Keys 44
Precision 10
Logic Formula
Display type LCD
Display size
Printer
Length 131 mm
Width 72 mm
Thickness 11 mm
Weight 75 g
Power Source 2xCR20323V cell
Country
Original price unknown
Est. current value unknown
Year introduced 1985
Year discontinued 1991

See other calculators manufactured by Tandy.