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1600 - Módulos de cálculo Friden EC-130. Caras B, D, F y H (4), 1964
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1600 - Módulos de cálculo Friden EC-130. Caras C, E, G y memoria de magnetostricción de 960 bits (5), 1964
Date: 11/19/2022
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640 - Friden 132 y el Doctor Shockley, 1965
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221 - Burroughs C3316. Tecnología SSI y MSI (1), 1969
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221 - Burroughs C3316. Tecnología SSI y MSI (2), 1969
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221 - Burroughs C3316. Tecnología SSI y MSI (3), 1969
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221 - Burroughs C3316. SSI y MSI. Memoria ferrita (4), 1969
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222 - Monroe 1652. Tecnología LSI (1), 1971
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222 - Monroe 1652. Tecnología LSI (2), 1971
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222 - Monroe 1652. Tecnología LSI (3), 1971
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639 - Electronic desk calculator you can build. Popular Electronics (1), 1971
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639 - Electronic desk calculator you can build. Popular Electronics (2), 1971
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639 - Electronic desk calculator you can build. Popular Electronics (3), 1971
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787 - BUSICOM Handy. Con la técnica japonesa, llega…, 1971
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1501 - Casio Mini CM-601. Calculadora de bolsillo (1), 1972
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1501 - Casio Mini CM-601. Basada en chip HD32127P (VLSI) de Hitachi (2), 1972
Date: 04/20/2021
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1494 - Radio Shack EC-1000. Calculadora de sobremesa basada en chip TMS 0128NC (VLSI) de Texas Instruments (1), 1973
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1494 - Radio Shack EC-1000. Calculadora de sobremesa basada en chip TMS 0128NC (VLSI) de Texas Instruments (2), 1973
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116 - Electronic Calculators de Edward Roberts, 1974
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350 - Hewlett Packard 21, 1975
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912 - HP-9815. Hewlett Packard, 1976
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1495 - The Small Electronic Calculator. Scientific American (1), 1976
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1495 - The Small Electronic Calculator. Scientific American (2), 1976
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1495 - The Small Electronic Calculator. Scientific American (3), 1976
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1495 - The Small Electronic Calculator. Scientific American (4), 1976
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1251 - Calculadora solar Texas Instruments TI-1755 SLR (1), 1983
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1251 - Calculadora solar Texas Instruments TI-1755 SLR (2), 1983
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526 - Sharp solar con ábaco Sorobon, 1985
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109 - The Calculating Machines. Their History and Development, Ernst Martin (1), 1992
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109 - The Calculating Machines. Their History and Development, Ernst Martin (2), 1992
Date: 02/25/2018
Views: 1605
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