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    We should tell Shockley what we did today
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    Bardeen and Brattain's Point Contact transistor 1947

    The 75th Anniversary of the Transistor

    12/17/2022

    ­While driving home from Bell Telephone Laboratories Murray Hill facility in New Jersey during a "Miracle Month" of intense activity culminating in their demonstration of the first transistor, Walter Brattain told his carpool colleagues, "Bardeen and I produced an amplifier using the field effects at very low frequencies . . . But the next night, I swore them all to secrecy. They weren't supposed to know anything about this . . . "

    Computer History Museum

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