Jack Kilby's first solid circuit

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  • Description
Date
1958
Credit Line
Courtesy of Texas Instruments
Copyright Owner
© Texas Instruments
Object ID
500003095

Kilby's first working circuit, tested on September 12, 1958, was etched on germanium. He often remarked that if he'd known he'd be showing it for the rest of his life, he would have "prettied it up a little."