Vintage British Calculators

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Prinztronic C40

Prinztronic C40

Prinztronic C40

Power source - AC Mains.

Display is 8 digits, individual gas-discharge tubes.

4 functions.

Main Integrated Circuit -  Hitachi HD3276P (date coded 2H, presumably the 8th fortnight of 1972).

195 mm x 237 mm x 60 mm (8" x 9.5" x 2.5").

Dixons International.
Made in Japan.

About 1972.

Inside Prinztronic C40

The casing of the Prinztronic C40 has been opened to reveal the circuit board.  At the top is the assembly of Vacuum Fluorescent Display (VFD) tubes, and the large integrated circuit is the Hitachi HD3276P calculator chip.

Vintage British Calculators

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