horn equation

horn equation

[′hȯrn i‚kwā·zhən]
(acoustics)
A second-order partial differential equation for the velocity potential as a function of time and of distance along an acoustic horn.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Eisner, "Complete Solutions of the "Webster" Horn Equation," Journal of the Acoustical Society of America, vol.
The E- and H-plane sectorial horn equations|3~ were then used to calculate an upper error limit to the approximation of using the waveguide equation in place of the nonexistent pyramidal horn equation.