Formulas are derived for the acoustical impedance of three types of enclosures, a sphere, a cylinder, and a narrow rectangular box. The solutions are valid throughout the entire range from adiabatic to isothermal conditions.
No takes yet. Share an insight, caveat, or question.
Fred B. Daniels (1947) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: