Display is 12 digits, separate green vacuum-fluorescent tubes.
4 functions, memory.
Uses a mixture of large-scale integration (LSI) integrated circuits and smaller ones. Main ICs - Hitachi HD3234P, HD3235P, HD3236P here date coded early 1972.
218 x 254 x 80 mm (8.6" x 10" x 3.2").
Made in Japan.
Has a pull-out carrying handle.
Hitachi also produced desk calculators for Singer Friden, see the Singer Friden EC1117.
With the cover removed to show the integrated circuits and the display tubes.
© Text & photographs copyright Nigel Tout 2000-2018 except where noted otherwise.