Journal of the Audio Engineering Society, 1-3. sējumi

acoustic Ampex amplifier amplitude applied attenuation Audio Eng Audio Engineering Society bass bass reflex bias binaural broadcasting capacitor channel characteristics circuit coil components curve DECIBELS diaphragm Disk Recording effect Elec electrical Electronics equal equipment factor feedback film filter frequency response grid groove harmonic distortion head high-fidelity high-frequency horn impedance increase inductance input insertion loss intermodulation intermodulation distortion kohms laboratory listening load loss loudspeaker Magnetic Recording Magnetic Tape maximum measurements mechanical meter method microphone modulation monaural Motion Picture Engrs Motion Picture Television noise obtained ohms operation output pentode Phonograph pickup Picture Television Engrs playback preamplifier problem produce quency Radio range ratio resistance resistor resonance shown in Fig signal SMPTE Sound Recording Sound Reproduction speaker standard stereophonic stereophonic sound stylus Tape Recording tion tone track transformer triode tube voltage wire York