There are several possible causes of poor car radio reception, but an antenna booster can improve reception if the culprit is a weak signal. While you can’t “boost” the signal the radio station is broadcasting, you can increase the gain after the antenna has picked it up, and depending on the situation, that may do the trick.
Radio Signal Booster Antenna Booster
If the problem you're experiencing is caused by obstructions, faulty hardware in the car, or other more complicated issues, chances are a booster will make the problem worse instead of solving it.
Some of the most common causes of poor car radio reception include:
If you have a fence line caused by tall buildings in the area, or if you are in a dead zone caused by buildings, hills, or other obstructions, an antenna booster won’t do you much good. You can’t amplify what isn’t there, so these devices can’t help if there are issues with the basic components of your car audio hardware.