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 in February 1969[1], price £285 GBP (about US$680), and was claimed to be "the most competitively priced calculator of its type available"[2].

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

Anita 1000

The advertisement above from May 1969 is from a period when there was a great "buy British" campaign in the UK.

 

Reference:

  1. The Times, May 22, 1969.
  2. The Times, February 24, 1969.

Anita Desk Calculators using both Transistor Logic & Integrated Circuits

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