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A vacuum tube, also known as a thermionic valve, is an electronic device that controls electric current flow in a vacuum between electrodes. Key characteristics include the presence of a cathode that emits electrons when heated, an anode that collects these electrons, and one or more control grids that modulate the flow of current. Vacuum tubes can amplify signals and are known for their high voltage and current handling capabilities, as well as their ability to operate at high frequencies. They are primarily used in audio amplification, radio transmission, and some specialized applications today.
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What gas is used in a vacuum tube?
Vacuum tubes are typically evacuated of gases to create a vacuum inside. However, some specialized vacuum tubes may use inert gases like argon or neon to improve performance or provide specific characteristics.
What computer component did the transistor replace?
the vacuum tube
What characteristics made the transistor better than the vacuum tube?
There were obvious differences between the trasisitor and the vacum tube. The transistor was faster, more reliable, smaller, and much cheaper to build than a vacuum tube. One transmisor was the equivalent 40 vacuum tubes. They also didn't produce heat compare it to a vacuum tubes. Conduct electricity faster and better than vacuum tubes.
What are the characteristics of synthetic fibre?
the earliest synthesizers used a variety of thermionic-valve (vacuum tube) and electro-mechanical technologies.
What has the author Carl Vincent Galante written?
Carl Vincent Galante has written: 'Tracing vacuum tube characteristics on an oscilloscope'
What are the elements of a vacuum tube?
A vacuum tube is simply a tube with no oxygen nor carbon dioxide in it (aka no air).
What is in a vacuum tube?
Millman's theorem
Which diode has its characteristics very close to that of an ideal voltagesource.1.zener diode 2.vacuum tube diode 3. crystal diode?
The Zener diode has the characteristics of a constant voltage source.
Where was vacuum tube was made?
who made the vacuum tubes
How many KB is a vacuum tube?
Kilobytes and vacuum tubes are not in the same category. At best, a twin triode vacuum tube is a single flip-flop and can hold 1 bit of information, making a vacuum tube about 0.000122 of a kilobyte.
What does vacuum tube mean?
an electron tube containing a near-vacuum that allows the free passage of electric current.
What are example of vacuum tube?
cellphone
