Prinztronic Numberman
Prinztronic Numberman
3 v (2x AA batteries).
Display is 8 digits, red LED.
4 functions, %.
Main Integrated Circuit - Texas Instruments TMS0833NC (date code 7545).
71 x 120 x 18 mm (2.8" x 4.75" x 0.7").
1975.
Prinztronic models
Vintage Calculators
© Text & photographs copyright Nigel Tout 2000-2019 except where noted otherwise.