Waveforms

amplifier amplitude modulation amplitude selection applied approximately astable bias blocking oscillator C₁ C₂ capacitance carrier cathode follower cathode-ray tube cent Chap characteristic circuit of Fig components condenser constant control grid crystal curve cutoff demodulation desired detector differential diode discussed duration E₁ effect electron elements employed equal error exponential feedback frequency gate germanium grid current grid of V₁ Hartley oscillator heater voltage impedance indicated inductance initial input signal kc/sec leakage inductance linear linear sweep method modulation monostable multivibrator negative nonlinear obtained ohms operation output voltage peak pentode phase phase-shifting pickoff plate circuit plate current plate voltage positive potential potentiometer push-pull R₁ R₂ resistance resistor rotor sawtooth waveform selector pulse shown in Fig signal input sine waves sinusoidal slope stability suppressor suppressor grid switch synchro T₁ temperature tion transformer trigger triode tube V₂ variable variation vary volts windings zero