What Texas Instruments’ Little Professor Can Teach Us
Cars That Think
MARCH 31, 2022
This Texas Instruments calculator, called the Little Professor, debuted in 1976 and proved an instant hit. A 9-volt battery powered the Texas Instrument TMS0975NL integrated circuit and the eight-digit LED display. Texas Instruments still makes a version of the Little Professor, only now it’s sustainably powered with solar cells.)
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