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Point-contact transistor
(BJT, 1947)
Ciro Santilli
(
@cirosantilli,
37
)
...
Technology
Area of technology
Electronics
Electronic component
Electronic switch
Transistor
Updated
2025-07-16
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The
first
working one in 1947 by
John Bardeen
and
walter Brattain
in
Bell Labs Murray Hill
.
People had already
patented
a
lot of stuff before without being able to make them work.
Nonsense
.
As
the
name
suggests, this is not very sturdy, and was quickly replaced by
bipolar junction transistor
.
Ancestors
(7)
Transistor
Electronic switch
Electronic component
Electronics
Area of technology
Technology
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