(1) The sounding of any horn or other signaling device on any automobile, motorcycle or other motor vehicle on any street or in any public place within the city, except as a danger warning; the creation by means of such signaling device of any unreasonably loud or harsh sound and the sounding of any such device for an unnecessary and unreasonable period of time; the use of any horn or other signaling device operated by the engine exhaust of any motor vehicle and the use of any such horn or other signaling device when traffic is for any reason held up.

(2) The playing, using or operating or permitting to be played, operated or used any radio receiving set, musical instrument, television set, phonograph 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 the neighboring residents at any time with louder volume than is necessary for the convenient hearing of the person who is in the room, vehicle or immediate area in which such machine or device is being operated and who is a voluntary listener thereto. The operation of any such radio receiving set, musical instrument, television set, phonograph or other machine or device for producing or reproducing sound between the hours of 11:00 p.m. and 7:00 a.m. in such a manner as to be plainly audible at a distance of 100 feet from the building, structure or vehicle in which it is located, shall be deemed prima facie evidence of a violation of this section.

(3) The playing, using or operating or permitting to be played, used or operated any radio receiving set, musical instrument, phonograph, loudspeaker, sound amplifier or other machine or device for the producing or reproducing of sound which is cast upon the public streets for the purpose of commercial advertising or attracting the attention of the public to any building or structure; provided, however, within the com- mercial zoned district, the city manager may issue a permit to allow certain of the such activities, subject to conditions that would not materially disturb the tranquility of persons in the vicinity.

(4) Yelling, shouting, hooting, whistling or singing on the public streets between the hours of 11:00 p.m. and 7:00 a.m. or at any time or place so as to annoy or disturb the quiet, comfort or repose of persons in any office, store or in any dwelling, hotel or other type of residence.

(5) The keeping of any animal or bird which, by frequent or long-continued noise, shall disturb the comfort or repose of persons in the vicinity thereof.

(6) The discharge into the open air of the exhaust of any engine, motor, motorboat or motor vehicle, except through a muffler or other device which will effectively prevent loud, explosive and unnecessary noise therefrom.

(7) The use of any automobile, motorcycle or other vehicle so out of repair, so loaded or in such manner as to create loud and unnecessary grating, grinding, rattling or other noise.