8 relations: Cryptography, Germanium, National Security Agency, Radio receiver, Transistor, Transmitter, Vacuum tube, Zener diode.
Cryptography
Cryptography or cryptology (from κρυπτός|translit.
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Germanium
Germanium is a chemical element with symbol Ge and atomic number 32.
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National Security Agency
The National Security Agency (NSA) is a national-level intelligence agency of the United States Department of Defense, under the authority of the Director of National Intelligence.
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Radio receiver
In radio communications, a radio receiver (receiver or simply radio) is an electronic device that receives radio waves and converts the information carried by them to a usable form.
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Transistor
A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power.
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Transmitter
In electronics and telecommunications, a transmitter or radio transmitter is an electronic device which produces radio waves with an antenna.
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Vacuum tube
In electronics, a vacuum tube, an electron tube, or just a tube (North America), or valve (Britain and some other regions) is a device that controls electric current between electrodes in an evacuated container.
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Zener diode
A Zener diode is a particular type of diode that, unlike a normal one, allows current to flow not only from its anode to its cathode, but also in the reverse direction, when the Zener voltage is reached.
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