Pacific Radio News, Volumen31

acoustic Altec Lansing amplifier amplitude application attenuation AUDIO ENGINEERING broadcast cable calibrator capacitor cartridge cathode characteristic circuit coil connected crystal curve cycles disc distortion dynamic effect Electric Electro-Voice electronic equal equipment fidelity filter FM broadcasting frequency response grid groove harmonic high fidelity high-frequency horn impedance inch induction industrial music input instrument jack field Jack Row limiting listener load loudspeaker low-frequency magnetic manufacturers maximum ment meter method microphone mixer Model modulation mounted noise obtained octave ohms operation oscillator oscilloscope output peak phonograph pickup plate playback preamplifier production quency rack RACON radio range ratio recording head reproducing resistance resistor resonant shown in Fig signal sound reinforcement speaker square wave studio stylus switch tape terminals tion tone transformer triode tube ultrasonic unit velocity voltage volts watts wave wire York