ANITA Hand-held Calculators
ANITA 861

ANITA 861

ANITA 861

ANITA 861

Display is 8 digits, red LED.

For financial calculations.

4.5v (3x AA batteries).

The calculator integrated circuit is Rockwell A4561PB.

69 mm x 118 mm x 24 mm (2.8" x 4.7" x 1").

Sumlock Comptometer Ltd., England

Circuit board of this example stamped 6 DEC 1974.

The rear aluminium cover slides up to replace the batteries.

Has the three-pin adaptor socket so it can be powered from the ANITA AC Adaptor while containing disposable, non-rechargeable, batteries.

Inside

With the covers removed the three circuit boards can be seen. These are, from left to right: keyboard, calculation and display board, power and clock board.

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Text & photographs copyright © 2002 - 2023 Nigel Tout, except where noted otherwise.