Direct Answer • Key Takeaway
This Subwoofer Wiring Application Includes Diagrams for Single Voice Coil (Svc) and Dual Voice Coil (Dvc) Speakers. a Svc Speaker Has One Voice Coil and One Set of Terminals, One Positive (+) and One Negative (-). a Dvc Speaker Has Two Voice Coils, Each with Its Own Set of Terminals.