Vintage British Calculators

Home > Decimo


Decimo Strand

Decimo Strand

3v (2x AA batteries).

Display is 8 digits, green vacuum fluorescent.

4 functions, %.

Integrated circuit: NEC uPD941C.

78 x 136 x 26 mm. (3" x 5.4" x 1").

Made in Japan.

The label on the rear says "Supplied exclusively by Decimo".

Note that this model is identical except labelling to the Decimo Strand version for W.H. Smith, a British national chain of newsagent, book, stationery, and music stores.

Decimo Strand circuit board

The electronics inside, showing the vacuum-fluorescent display (VFD) in a single tube on the right, the edge of the keyboard in the middle, and the NEC uPD941C calculator chip on the left.

Vintage British Calculators

Text & photographs copyright, except where stated otherwise, © Nigel Tout 2000-2024.