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What is the purpose of the antenna at the back of a car?

1 Answers

AmaraRose

07/30/25 9:01am

The antenna at the back of a car is primarily used for receiving radio broadcasts. Types of car antennas are as follows: 1. Pole-type antenna: Pole antennas are installed on the front pillar and can be divided into embedded pole type and externally mounted pole type. They have a simple structure and low cost, but their usage is gradually decreasing due to inconvenience and lack of aesthetic appeal. They are mainly used for AM/FM radios. 2. Roof-type antenna: Roof antennas are installed on the roof. Since they are mounted on the roof, the tilt angle of the rod can be freely adjusted via a rotating hinge. Used as an antenna for radio reception, antennas with a total length of less than 200mm are more commonly used considering underground parking and styling aspects. They are mainly used for AM/FM radios and telephones. 3. Electric antenna: Electric antennas are installed on the front and rear fenders and are motor-driven, allowing the rod to extend and retract automatically. They are divided into radio-linked and manual types, mainly used for AM/FM radios.

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