TI-81 Calculator
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The Texas Instruments TI-81 is a graphing calculator with 10 digits precision and formula input logic. It was the first graphing calculator produced by Texas Instruments. It has 50 keys and an LCD (liquid crystal) display. The power source is 4xAAA + CR1620 3V. The calculator was manufactured in Taiwan. Information from calculator.org. Manufacturer: Texas Instruments Other Systems Related To TI-81 Calculator:This exhibit has a reference ID of CH65622. Please quote this reference ID in any communication with the Centre for Computing History. |
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