Electronic calculators
(epocalc collection)


Model
Year
Picture
Description

DIVISUMMA
24

1956

  • Production : 1956 - 1964
  • Display : printer
  • Power : AC
  • Made : Italy

  • Electro-mecanical calculator
  • The first full automatic 4 operations calculator
  • Heavy (14.6 kg) and 70 W !
  • Designed by Marcello Nizzoli

  • Impressive internal view
  • Advertising

Summa
PRIMA 20

1960

DIVISUMMA 18

1973

LOGOS 7

1978


LOGOS 9
black

1980

  • Production : 1980 - 1981
  • Display : LCD 8
  • Power : 9 V (R)
  • Made : Japan

  • Printer calculator designed by
    Mario Bellini
  • The first and only LCD calculator
    from Olivetti
  • Black version


LOGOS 9
silver

1980

  • Production : 1980 - 1981
  • Display : LCD 8
  • Power : 9 V (R)
  • Made : Japan

  • Silver version

leftCorvus


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