6-1-30: LOUD SPEAKERS OR SOUND TRUCKS:
It shall be unlawful to play, operate, or use any device known as a sound truck, loud speaker or sound amplifier, radio or phonograph, with loud speaker or sound amplifier or any instrument of any kind or character which emits loud and raucous noises and is attached to and upon any vehicle unless such person in charge of such vehicle shall have first applied to and received permission from the Chief of Police to operate any such vehicle so equipped. (1970 Code)