How To Bridge A Car Amplifier

Need to know how to bridge a car amplifier? Sometimes when you are setting up a car audio system you will want more power going to your subwoofer. In this case, you will want to bridge your car amplifier. Follow the steps below to learn how to do so safely.

To bridge your car amplifier you will need:

  • An amplifier
  • Speaker wire
  • Speakers and a subwoofer
  1. First, check to make sure that the amplifier you have is bridgeable. If the amplifier is not bridgeable and you attempt to bridge it, you can damage your amp.
  2. Locate the amplifier's terminals. Each channel of the amplifier will have two terminals.
  3. Connect one end of a piece of speaker wire to the positive terminal of channel one on the amplifier. Connect the other end of the same piece of speaker wire to the positive terminal on the speaker.
  4. Connect a second piece of speaker wire to the negative terminal of channel two on the amplifier. Connect the other end of this piece of speaker wire to the negative terminal on the speaker.

Make sure when attempting to bridge your car amplifier that your amp is not a monoblock amplifier. These cannot be bridged because they only have one channel. To bridge your car amplifier it must have at least two channels. Checking the paperwork that came with your amplifier is a good start to seeing if your particular amp is indeed bridgeable and finding the best way to bridge your specific car amplifier. Now that you have bridged your car amplifier, it is time to put in your favorite song and enjoy the new sound system in your car!