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Faber-Castell TRX

The Faber-Castell TRX is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 20 keys and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 2xAAA batteries.

Facts at a glance:

Type Arithmetic
Functions 5
Keys 20
Precision 8
Logic Algebraic
Display type LED
Display size
Printer
Length 58 mm
Width 172 mm
Thickness 15 mm
Weight unknown g
Power Source 2xAAA
Country
Original price unknown
Est. current value unknown
Year introduced 1974
Year discontinued 1974

See other calculators manufactured by Faber-Castell.