It shall be unlawful for any person to make, continue or cause to be made or continued at any swimming pool any loud, unnecessary or unusual noise which disturbs, injures or endangers the comfort, health, peace or safety of others. The use or operation of any radio, musical instrument, phonograph, recording equipment, or other machine or device for the producing or reproducing of sound in such a manner as to disturb the peace, quiet and comfort of neighboring inhabitants or at any time with volume louder than is necessary for convenient hearing of persons at the swimming pool site shall be unlawful.