Subwoofer Voice Coils: Single vs Dual | MTX Audio Subwoofer Voice Coils: Single vs Dual. Car subwoofers are manufactured with either a single voice coil (SVC) or dual voice coil (DVC). The difference is the DVC sub offers more wiring options to better match and take advantage of the amplifier. Subwoofer, Speaker & Amp Wiring Diagrams | KICKER® Dual Voice Coil Wiring Options. The following diagrams are the most popular wiring configurations when using Dual Voice Coil woofers. They show a typical single channel wiring scheme. Check the amplifier's owners manual for minimum impedance the amplifier will handle before hooking up the speakers. Remember: 4 ohm mono is equivalent to 2 Ohm Subwoofer Wiring Diagrams | MTX Audio - Serious About Sound® Subwoofer Wiring Diagrams. Step #1 – Choose the # of subwoofers you will wire in your system from one amplifier output. Step #2 – Specify 2 or 4 ohm single voice coil OR 2 or 4 ohm dual voice coil subwoofer(s) The Subwoofer Wiring Diagram tool will then display two wiring options with the final impedance at the amplifier. Punch 8" P3S Shallow 4-Ohm DVC Subwoofer | Rockford Fosgate Rockford Fosgate P3S 8" shallow mount subwoofer delivers “Punch” even when depth is limited. The P3SD4-8 features Dual 4-Ohm voice coils for wiring flexibility and 150 Watts RMS power handling. Punch 10" P2 2-Ohm DVC Subwoofer | Rockford Fosgate The Rockford Fosgate P2 10 inch subwoofer for cars and trucks continues “The PUNCH” tradition. The P2D2-10 sub features a Dual 2-Ohm voice coil (DVC), 300 Watts RMS power handling, and can accommodate a grille insert using the included cast aluminum trim ring. Door Locks - 5 Wire Alternating 12 Volts Positive (Type C Door Locks - 5 Wire Alternating 12 Volts Positive (Type C) Relay Wiring Diagram: The switch, when moved in either direction, applies both power and ground directly to motor legs without the use of any relays. Except, at the switch in this case, both motor legs rest at ground . Connecting Additional Devices to the Remote Turn On Wire Connecting Additional Devices to the Remote Turn On Wire Relay Wiring Diagram: Using a 30 amp SPDT relay, connect terminal #87 to constant 12 volts positive with a fuse rated to the sum of the additional accessories you've added and the components you need to turn on. The Speaker Wiring Diagram And Connection Guide – The Printable speaker wiring diagram. The resistance value comes from a long coil of wire inside each speaker called a voice coil. Each rear channel has x2 dual-cone 8ohm 5″s wired in parallel (down to 4ohms). Subwoofer amp calculator Subwoofer amp calculator KICKER | KickerU App Wiring Wizard. Get a diagram of how your wiring should be run following these simple steps: 1. Enter your impedence. 2. Enter the number of subs your are installing. 3. Select single or dual voice coil for your subs. 4. Then select the coil impedence.