It is unlawful for any person to install, use and operate within a park a loudspeaker or any sound amplifying equipment for the purposes of giving instructions, directions, talks, addresses or lectures, or of transmitting music or other sound to any persons or assemblages of persons in a park, or in the vicinity thereof, except when installed, used or operated in compliance with one of the following provisions:
A. By authorized law enforcement or city personnel; or
B. Under a facility reservation permit issued by the director, or with a special event permit issued by the city, when operated in accordance with terms and conditions of that reservation or special event permit. (Ord. 127 § 3.7, 1994)