SERIES AND PARALLEL SUBWOOFER WIRING FOR DUAL VOICE COIL SUBWOOFERS
PARALLEL VOICE COIL WIRING (2 OHM OPERATION)
To wire a 4 Ohm DVC subwoofer in parallel to get 2 Ohm, use two short pieces of speaker wire and link the positive from one coil to the positive of the second coil, and do the same for the negative as shown below. Then wire the amplifier to opposite sides of the subwoofer in order to equalise any connection resistance.
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2 Ohm operation
SERIES VOICE COIL WIRING (4 OHM OPERATION)
To wire a 4 Ohm DVC subwoofer in series to get 8 Ohms, use one short piece of speaker wire and link the positive from one voice coil to the negative of the second coil as shown below. Then wire the amplifier to opposite sides of the subwoofer.
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8 Ohm operation
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