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1971's Smallest Battery-Powered Calculator: Dictaphone 1680
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Topic: 1971's Smallest Battery-Powered Calculator: Dictaphone 1680 (Read 794 times)
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Homer J Simpson
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1971's Smallest Battery-Powered Calculator: Dictaphone 1680
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June 24, 2022, 10:25:12 pm »
Cool video on a vintage calculator from 1971 by LGR.
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TomKatt
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Re: 1971's Smallest Battery-Powered Calculator: Dictaphone 1680
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June 27, 2022, 03:28:35 pm »
Only 5 years later Casio had got them down to the size of a matchbook...
I remember my dad bringing home a TI 4 banger around '72 or '73... It was miraculous!
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Last Edit: June 27, 2022, 03:30:07 pm by TomKatt
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