How Do Antenna Signal Boosters Work?
To understand how a signal booster works, it’s important to understandhow an FM radio works.
In basic terms, each radio station broadcasts an electromagnetic radio “carrier” wave on a specific frequency.

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you’re free to install a booster between the antenna and the head unit to fix the problem.
This is why antenna boosters can’t fix mostreception problems.
Antenna boosters are also incapable of helping with interference generated by the vehicle.
In this situation, buying a new antenna and installing it in a new location may fix the problem.