Kalkulator Casio Tahun 1970an

Beberapa kalkulator Casio yang besar sejarahnya. Kalkulator Casio keluaran tahun 1970an.

Casio Mini - compact calculator

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The Casio fx-1 was the first true scientific calculator made by Casio. The fx-1 was introduced in February of 1972.

Priced at 325,000 yen. Due to its high cost at the time, it was primarily targeted at technical professionals and engineers rather than the general public

Kalkulator saintifik pertama, Casio fx-1

Layout dan menu button Casio fx-1

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Casio fx-10 (1974)

The model number 'fx-10' is derived from the calculator having 10 scientific functions

Beberapa sumber info:

Casio chronology - link.

Old calculator museum: fx-1 link. ; vintage calculator fx-10 (link)

John Wolff Web Museum - link.

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