Vehicle horn of vehicle horns are used by percussionists as sound effects, or even melodically, in musical works. For example, George Gershwin's 1928 orchestral work "An American in Paris" calls for the use of 4 taxi horns. György Ligeti's opera "Le Grand Macabre" features two "Car Horn Preludes" scored for 12 bulb horns, each one tuned to a specific pitch. Klaxon is a trademark for a brand of electromechanical horn or alerting device. Mainly used on cars, trains and ships, Klaxon horns produce an easily identifiable sound, often transcribed onomatopoeiacally in English as "ahoooga." Like most mechanical horns, the klaxon has largely
Personal alarm attention must be given to the fact that these devices can give a 'false sense of security' and therefore place the individual in danger. Some personal safety apps emit a loud intermittent "shrill whistle", in the manner of a personal alarm. According to the Suzy Lamplugh Trust, the best way to use a personal alarm is to activate it, to drop it on the floor near the assailant, and then to immediately run away. Personal alarm A personal alarm is a small hand-held electronic device with the functionality to emit a loud siren-like alarming sound. It is activated either by