Rockford Fosgate bd1500.1 Stereo Amplifier User Manual


 
13
Bridging Mode
(use bd sync kit)
Connect the two NEG Speaker outputs together using an eight gauge wire no longer than 15.
When bridging 2 units together, Unit 1 PHASE must be set at 0, Unit 2 PHASE must be set at 180.
Unit 1 (PHASE set at 0) Connect (+) terminal to (+) Speaker terminal.
Unit 2 (PHASE set at 180) Connect (+) terminal to (-) Speaker terminal.
When bridged do not exceed minimum impedance of 4.