Vintage British Calculators

Home > Prinztronic

Prinztronic C20

Prinztronic C20

Prinztronic C20.

6 v (4x AA batteries).

Display is 6 digits, red LED.

4-functions, fixed decimal point (0 & 2 places of decimals).

Semiconductors: Cal-Tex Semiconductor Inc. CT5002 (here date coded 1973) & 22 transistors.

95 x 153 x 36 mm (3.75" x 6.0" x 1.4").

Has Texas Instruments "Klixon" keyboard.

About 1973.

Made in Taiwan.

Similar to the Lecom 12.

Inside Prinztronic C20

With the cover open showing the Cal-Tex Semiconductor Inc. CT5002 integrated circuit.

Vintage British Calculators

© Text & photographs copyright Nigel Tout   2000-2022  except where noted otherwise.