What is the antenna on a car?
1 Answers
Car antenna is a device that intercepts high-frequency radio waves transmitted by broadcasting stations and delivers them to the car radio, car phone or radio navigation equipment receiver for demodulating the carrier wave. According to different functions, there are many types, for example, the early antenna on BMW cars was used to enhance in-car communication. The functions of car antenna: 1. Static discharger: If not discharged, static electricity can damage the car circuit, threatening personal safety and equipment in the car; 2. Air spoiler; 3. Signal enhancement: The car navigation system requires GPS positioning, which relies on the antenna to strengthen the positioning; 4. Decorative function; 5. Intercepting and transmitting radio waves: Without an antenna, listening to FM would often result in channel interference.