British Calculators

Home > British Calculators > Imperial

Royal Digital V

Royal Digital V

Royal Digital V

Display is 8 digits, green fluorescent in a single tube.

4-function.

Main integrated circuit - General Instruments GI 251F (here date coded 7245) or C-500.

7.2 v (6 x AA rechargeable cells).

88 mm x 150 mm x 36 mm (3.5" x 5.9" x 1.4").

Introduced 1972.

Made in Japan.

Inside Royal Digital V

View inside with the main circuit board unplugged, showing the Nicad battery pack and the power supply circuit.

Label

Vintage Calculators

© Text & photographs copyright Nigel Tout   2000-2017  except where noted otherwise.