How to Bridge An Amp?

To bridge an amp, first read all the documentation that came with the amp to familiarize yourself with it, and to make sure it is bridgeable. Next know how many channels you need to bridge. If you have a four channel amp, you will be bridging it to a two channel, if you have a two channel, you will be bridging it to a one channel. Now identify your terminals, for each channel you will have a positive and negative terminal, label these, channel A+, channel A- etc. Now connect your speakers. On a four channel amp you will connect the red wire to the A terminal, the black wire to the D terminal, and then connect terminal B and C together to create the bridge. Look here for more information: