ANITA Desk Calculators using both Transistor Logic & Integrated Circuits
ANITA 1000

Anita 1000

ANITA 1000

Power supply - AC mains.

Display is 10 digits, Nixie tubes.

4-function, uses RPN (Reverse Polish Notation).

Mainly uses transistors, but also has integrated circuits made by Marconi-Elliott Microelectronics using "MOST" (Metal-Oxide Semiconductor Transistor) technology.

265 x 335 x 172 mm (10.4" x 13.25" x 6.75").

Introduced 1969, price £285 Sterling (about US$ 680), which was the cheapest electronic calculator in the UK market.

Made in England by Sumlock Anita Electronics Ltd, distributed by Sumlock Comptometer Ltd.

Anita 1000

The advertisement above is from a period when there was a great "buy British" campaign in the UK.

Anita Desk Calculators using both Transistor Logic & Integrated Circuits

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Text & photographs copyright © 2002 - 2017 Nigel Tout, except where noted otherwise.