4.39.030   Limitations on audible alarm systems.
   (a)   It is unlawful to install, sell or use an alarm system which, upon activation, emits a sound similar to a siren in use on public emergency vehicles or for public emergency vehicles or for public disaster warning purposes. For the purposes of this section, any variable pitch siren as opposed to steady pitch, shall be considered to emit a sound similar to the sound emitted by a public emergency vehicle. This section does not apply to sirens mounted inside a building which cannot be heard outside the building.
   (b)   It is unlawful to operate an audible alarm system which does not shut off within a maximum time of ten minutes from the time of activation.
(Ord. 4726 § 2 (part), 2002)