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CHAPTER PAGE I Physical Concepts
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a-c voltage alternating current amperes amplifier amplitude anode applied atom average beam capacitance capacitor carrier cathode cathode-anode cathode-ray tube cell characteristic coil component condenser constant copper oxide Courtesy crystal current flow curve cycle deflection device diode direct current distortion effect elec electric field electrons emission energy equation feedback filament filter frequency gain gaseous given in Fig grid voltage half-wave ignitron illustrated in Fig impedance inductance input inverse ionization LC circuit light load line load resistance magnetic field magnitude maximum mercury metal metallic rectifier modulation negative ohms operation oscillator peak pentode phase plate circuit plate current plate voltage positive ions potential power output produce quency radio ratio reactance resistor resonant resulting screen grid selenium shown in Fig signal space charge supply surface temperature thermionic emission thyratron tion transformer triode trons tungsten vacuum tube varying velocity voltage drop volts wave zero