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Crystal radio
Ciro Santilli
(
@cirosantilli,
37
)
...
Area of technology
Electronics
Electronic component
Diode
Semiconductor diode
Crystal detector
Updated
2025-07-16
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Tags:
Radio receiver
This was the
first
generation of commercially successful
radios
.
It
uses
a
crystal detector
as
its
diode
, which is
a
crucial element of the
radio
, thus its
name
.
They were superseded by
transistor radios
, which were much more reliable, portable and could amplify the
signal
received.
Figure 1.
Source
.
Video 1.
How
a
Crystal radio Works by RimstarOrg
.
Source
.
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Crystal detector
Semiconductor diode
Diode
Electronic component
Electronics
Area of technology
Technology
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