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what is advantage of DVC subs??

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Old Mar 27, 2003 | 09:36 PM
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From: coto de caza, ca
Default what is advantage of DVC subs??

sorry for the stupid question, what is it??
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Old Mar 28, 2003 | 06:51 AM
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Thumbs up Re: what is advantage of DVC subs??

Originally posted by rodH
sorry for the stupid question, what is it??
I would like to know as well...
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Old Mar 28, 2003 | 06:59 AM
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It's really just for flexibility. With two voice coils per sub you have many more wiring options, especially with two or more subs. Each voice coil and speaker can be run in either series or parallel with the next, allowing you a wide variety of total ohm loads.


Edit: attempt at clarity...
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Old Mar 28, 2003 | 09:53 PM
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Originally posted by POWERZ
It's really just for flexibility. With two voice coils per sub you have many more wiring options, especially with two or more subs. Each voice coil and speaker can be run in either series or parallel with the next, allowing you a wide variety of total ohm loads.


Edit: attempt at clarity...
doesn't is also allow for, if you have an amp with 2 sets of speaker leads for a sub, you can plug in both sets to the SAME speaker, effectivly decreasing the impedence (Ohms) and increasing the power?!?!
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Old Mar 29, 2003 | 07:56 AM
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Originally posted by rodH
doesn't is also allow for, if you have an amp with 2 sets of speaker leads for a sub, you can plug in both sets to the SAME speaker, effectivly decreasing the impedence (Ohms) and increasing the power?!?!
You are referring to bridging two channels of an amplifier to power a subwoofer(s). You can do this with both single and dual voice coil subwoofers, providing the amplifier is designed to be bridged. The real value in DVC (dual voice coil) subwoofers is as previously stated--flexibility in wiring options, and thus, flexibility in total impedance.
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Old Mar 29, 2003 | 11:26 AM
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It also adds some complications: Wiring a 4ohm DVC sub down to 2ohm and running it on a bridged amp effectively makes it a 1ohm load, which will nuke most mass market amps. In a situation like this, it would be better to use either a dual 2ohm wired to 4ohm on the bridged amp, or use the dual 4ohm wired to 2 on a monoblock amplifier. It is not a good idea to run each coil of a DVC sub on a separate channel. The subtle differences in each channel of the amp can add more strain on the motor structure and can actually decrease output due to the coils fighting each other a little bit. Always run a DVC sub on the same channel of the amplifier.
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Old Mar 29, 2003 | 08:24 PM
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Originally posted by bastard
It also adds some complications: Wiring a 4ohm DVC sub down to 2ohm and running it on a bridged amp effectively makes it a 1ohm load, which will nuke most mass market amps. In a situation like this, it would be better to use either a dual 2ohm wired to 4ohm on the bridged amp, or use the dual 4ohm wired to 2 on a monoblock amplifier. It is not a good idea to run each coil of a DVC sub on a separate channel. The subtle differences in each channel of the amp can add more strain on the motor structure and can actually decrease output due to the coils fighting each other a little bit. Always run a DVC sub on the same channel of the amplifier.

didn't know that, thanks
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