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Prinztronic MC85

MC85
Inside MC85

Prinztronic MC85

7.2 v (6x AA) rechargeable battery.

Display is 8 digits, green fluorescent tubes - note the unusual shapes of the digits, characteristic of the displays of Sharp calculators of this period.
Multiplications and divisions are performed to 16 digits - the lower 8 digits are shown by pressing the <-> key.

4 functions, memory.

Main Integrated Circuits - Rockwell 10572PA (date coded 7210 - 1972, week 10) and Sharp 10573SA (date coded 2C016 - 1972, fortnight 3 (?)).
The operating manual gives a clock frequency of 125 KHz.

115 mm x 172 mm x 43 mm (4.5" x 6.75" x 1.7").

Made in Japan for Dixons International.

About 1972.

This ia a rebadged Sharp EL-811, see below.

MC85 & EL-811

The Prinztronic MC85 alongside a Sharp EL-811.

This calculator is notable for several reasons -

Vintage Calculators

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