Figure24_4FourKeyKeyboard.x3d using X_ITE

X_ITE X3D Browser   Four keys in a keyboard showing how pitch can vary a single sound source.

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     Original X3D model: Figure24_4FourKeyKeyboard.x3d
X3D Examples Archive: https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter24Sound/Figure24_4FourKeyKeyboardIndex.html

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