50-16. Musical instruments, radios, record or tape players and sound-amplifying devices.

No person shall operate or play any musical instrument, radio, mechanical record or tape player, loudspeaker, public address system or sound-amplifying equipment of any kind within the boundaries of the park in such a manner as to cause the sound emanating from such devises to exceed a loudness of 75 decibels when measured on the 70 dbA scale at a distance of 15 feet from the sound source without a written permit issued by the township board.