tet·rode

(tĕt′rōd′)

A four-element electron tube containing an anode, cathode, control grid, and additional electrode.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

tetrode

(ˈtɛtrəʊd)

1. (Electronics) an electronic valve having four electrodes, namely a cathode, control grid, screen grid, and anode

2. (Electronics) (modifier) (of a transistor) having two terminals on the base or gate to improve the performance at high frequencies

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

tet•rode

(ˈtɛ troʊd)

n.

a vacuum tube containing four electrodes, usu. a plate, two grids, and a cathode.

[1900–05]

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

tetrode - a thermionic tube having four electrodes

electron tube, thermionic tube, thermionic vacuum tube, thermionic valve, vacuum tube, tube - electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope

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References in periodicals archive

Perhaps the prize for the season's most unexpected highlight, however, is a pair of muscular nude bacchants riding panthers--a reduced version of the enigmatic but spectacular bronzes, formerly in the Rothschild collection, that have been attributed to everyone from Sansovino to Tetrode and, most recently, Michelangelo.

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They suppose that the energy of particles is given by a time-symmetrical field; this interpretation was made by Tetrode and assumes that particles are not self-interacting.

On the absorber in gravitation

This structure based tunnel diode shows great promise as an oscillator and high-frequency threshold (trigger) device since it can be operated at frequencies far greater than the tetrode would, well into the microwave bands.

TUNNELING EFFECT IN DOUBLE BARRIER NITRIDE (AlGaN/GaN) HETEROSTRUCTURES AT VERY LOW TEMPERATURE

(2) The microelectrode used in this study was multielectrode arrays rather than tetrode. Due to the dense distribution of neurons in hippocampus, it is hard to cleanly sort signals recorded from one single electrode into single units.

Decreased neuronal bursting and phase synchrony in the hippocampus of streptozotocin diabetic rats

In addition, LFPs recorded from 4 channels of a tetrode were highly similar since the distance between wires in a tetrode was only about 15-25 [micro]m.

Involvement of thalamus in initiation of epileptic seizures induced by pilocarpine in mice

As described by Wayne Tustin, principal at Equipment Reliability Institute and a long-time EE contributor of vibration testing articles, the image accompanying this article shows a Ling water-cooled vacuum tetrode power amplifier to the left of the shaker.

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Ideal for MIL-STD-461/462, RS103 testing, this tetrode tube RF amplifier provides power output of 1000 Watts.

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[7] Tetrode H., Ueber den Wirkungszusammenhang der Welt.

On the original Dirac equations with radiation term

They discussed this with Einstein, who suggested a proposal by Tetrode that light was a two-way communication exchange between source and receiver utilizing in- and out-waves.

Einstein and the electron