Open Tube - Resonance of A Sphere of Air (Vented)

Resonance of A Sphere of Air (Vented)

The diameter of a sphere with a sound hole is given by

where: (in meters)

D = diameter of sphere
d = diameter of sound hole
f = frequency


The diameter of a sphere with a necked sound hole is given by

where: (in meters)

D = diameter of sphere
d = diameter of sound hole
C = speed of sound
L = length of neck
f = frequency


Read more about this topic:  Open Tube

Famous quotes containing the words resonance, sphere and/or air:

    It is closing time in the gardens of the West and from now on an artist will be judged only by the resonance of his solitude or the quality of his despair.
    Cyril Connolly (1903–1974)

    I count him a great man who inhabits a higher sphere of thought, into which other men rise with labor and difficulty; he has but to open his eyes to see things in a true light, and in large relations; whilst they must make painful corrections, and keep a vigilant eye on many sources of error.
    Ralph Waldo Emerson (1803–1882)

    I remember when I was first assigned to jets. I said to the colonel, “Colonel, I joined this man’s air force to fly an airplane. But nobody’s gonna hitch me to no Roman candle.”
    Kurt Neumann (1906–1958)