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Editors Comments on Paper 2
Editors Comments on Papers 3 Through 11
21 other sections not shown
absorption acoustic impedance alternating current amplitude amplitude and phase apparatus applied axis calculated calibration cavity circuit coefficient condenser microphone corresponding curve cylinder damping determined diameter diaphragm direct current disc discussion distance Editor's Note effect electrical electrostatic equation excerpt experimental Figure Fourier frequency response function given heat Helmholtz Helmholtz resonator horn impulse response instrument lens linear Lord Rayleigh loudspeaker material maximum measurements minimum phase mirror modulating motion observed obtained optical orifice oscillator output paper peak phase distortion phase shift phonodeik phonometer piezoelectric plane plate Proc produced quency ratio Rayleigh reactance reciprocity reflected refraction schlieren screen sensitiveness shadowgraph shown in Fig shows signal sine wave sound intensity sound pressure sound waves source of sound spark string surface telephone temperature theory thermophone tion Toepler tone tourmaline transducer transient transmitter tube tuning fork variation velocity vibration voltage volume Webster zero