vacuum tube Definition

tube, electron tube, thermionic tube, thermionic vacuum tube, thermionic valve, triode, magnetron, transistor, amplifier, thermionic, klystron, cathode ray, preamplifier, cassette deck, voltmeter, superheterodyne, condenser microphone, transistorized, phonographs, electromagnetically, ferrites, piezoelectric crystal, crystal oscillator, stereophonic, toroid, corona discharge, valveless, galvanometer, bakelite, pyrometer, univac, magneto, adiabatic, heterodyne, resonant cavity, dipole antenna, polyphase, electrostatic generator, josephson junction, opto, resonators, sine wave, miniaturized, tuning fork, pyroelectric, pulser, cryostat, electrolytic capacitor, batterie, toroidal, electroluminescence, ductless, magnetoresistance, electrodynamic, ultrasonics, ammeter, cuvette, semiconducting material, collinear, cautery, manometer, hifi, reciprocating saw, anechoic chamber, dot matrix printer, microchannel, peltier, thyristor, nonmagnetic, amps, vacuum cleaner, spectro, theremins, pmos, spirograph, quartz crystal, nematic, ferromagnetism, manganite, reflectometer, lightwave, jacquard loom, acoustic wave, bolometer, optical, electret, ophthalmoscope, variable resistor, dispersive, sideband, fluorescent lamp, phototransistor, spectroscope, microwatt, scintillator, subminiature, iris diaphragm, multimeter, gramophone, thermostatic,