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. Many years ago, my 7-year-old sister had a calculator just like this, and I desperately wanted one, too.
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