Except as provided in any regulations adopted pursuant to KRS 189.287 every motor vehicle and bicycle, when in use on a highway shall be equipped with a horn or other device capable of making an abrupt sound sufficiently loud to be heard under all ordinary traffic conditions. Every person operating an automobile or bicycle shall sound the horn or sound device whenever necessary as a warning of the approach of such vehicle to pedestrians, or other vehicles, but shall not sound the horn or sound device unnecessarily. A bell may be used on a bicycle.
(KRS 189.080) (1980 Code, § 560.1-7) Penalty, see § 70.99