4 ohm hook up
Introduction: How to Wire a Dual 4 Ohm Subwoofer in Parallel for a 2 Ohm Load
Polyfill slows down the flow of air through the box, tricking the speaker into thinking it's in a bigger box. Here is the list of items that are used for this simple installation. A 2 foot section of the 12 gauge speaker wire was soldered to the back side of the box terminals to provide a secure connection. The box was filled with Poly-Fil to enhance the sound emitted from the sub box, as well as optimize the subwoofer's performance.
Spread the FiberFill around the inside of the box. This subwoofer is designed to be used with either a sealed or a vented box, however a vented sometimes referred to as ported enclosure is used for this instructable. Because the woofer is a Dual 4 ohm we are going to have to connect the two terminals on the subwoofer.
Now take the other end of this piece and insert it into the second positive terminal. This is connecting the voice coils and wiring them in a parallel configuration. About how long does it take you to do it? Then, take the other end of this piece and insert it into the second negative terminal.
Take the Kicker SW speaker wire and cut two separate pieces of the blue positive wiring; one 1' piece and one 2' piece. Now cut two pieces of the 4 ohm hook up negative wiring; one 1' piece and one 2' piece. The Kicker CVX subwoofer will be loaded inside of the vented box. Push down on the first negative terminal and insert the stripped end of the second piece of black negative wire. You should not need any polyfill of any kind if the box is made for the subwoofer.
Insert the stripped end of the black negative wire. The 2' pieces are used to connect the subwoofer to the box terminal. The 1' strands of speaker wire are used to connect the subwoofer's voice coil terminals together. Can I parallel wire two x2 watt Subs at the subwoofer box terminals or should I parallel wire inside the box at the speaker terminals. Any speaker box should always be filled with loose polyfill.
Gmatti author Reply Because the box is vented, The Poly-Fil was adhered to the box with a spray adhesive to prevent it from being pushed out the vent during use. Then, push down on the 4 ohm hook up positive terminal and insert the stripped end of the blue positive wire.
If the box is already the 4 ohm hook up size and then you put in polyfill you run the risk of blowing the sub as it now sees a much larger box size. Press on the top of the first negative terminal to open up the terminal. You never actually read any thing about building boxes have you? Different companies use different colors or manners to represent the positive and negative wires. Here, Kicker is using blue and black.
Push down on the first positive terminal and insert the stripped end of the second piece of blue positive wire. Mount the Kicker 06CVX subwoofer and grill into the box using screws and tokyo matchmaking parties power drill to drill the screws into the wood box.
This way you don't need the polyfill. This works if the speaker is in a box that's too small as often happens in car audio.
Gmatti author Gmatti Reply Now you should have a X-crossed wiring design across the bottom of your subwoofer.
Nice write up man.