No transient vendor or itinerant merchant under this chapter, nor anyone on his or her behalf shall shout, make any outcry, blow a horn, ring a bell or use any other sound device including, but not limited to, any loud speaking radio or amplifying system upon any of the streets, alleys, parks or other public places of the city or upon any private premises in the city where sound of sufficient volume is emitted or produced therefrom capable of being plainly heard on the streets, avenues, alleys or parks or at other public places for the purposes of attracting attention to the goods, wares or merchandise which the transient vendor or itinerant merchant proposes to sell.
(‘89 Code, § 45.16)