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Fleming's device, also
known as a thermionic diode solves the
problem by chopping the radio signal into, [Prof. Tim] a thermionic diod
allows current to flow in one direction, but not to flow in
the opposite direction
known as a thermionic diode solves the
problem by chopping the radio signal into, [Prof. Tim] a thermionic diod
allows current to flow in one direction, but not to flow in
the opposite direction
Full Transcript
00:00:01.000 --> 00:00:04.054
Fleming's device, also
known as a thermionic
00:00:04.065 --> 00:00:06.573
diode solves the
problem by chopping
00:00:06.605 --> 00:00:08.879
the radio signal into,
00:00:08.911 --> 00:00:12.498
[Prof. Tim] a thermionic diod
allows current to flow in one direction,
00:00:12.531 --> 00:00:15.926
but not to flow in
the opposite direction.
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Movie Summary
From a piece of meteorite found in Tutankhamun's tomb to the Crown of Thorns, explore some of the most perplexing and unusual objects lying hidden away in museums, laboratories and storage rooms.