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<blockquote data-quote="req" data-source="post: 1050919" data-attributes="member: 555713">just because there is one channel, does not mean you can only use one speaker.look at the specifications of your speaker. alpine type R&#039;s are usually dual voice coil. (means there are two speaker wire inputs on the sub, ie: FOUR speaker terminals)so, use this handy little calculator, and put the info in.<a href="http://www.rockfordfosgate.com/rftech/wiringwizard.asp" target="_blank">http://www.rockfordfosgate.com/rftech/wiringwizard.asp</a>you will have TWO speakers. and you will have TWO FOUR OHM voice coils each.wow! that means, you can look at the amp specs, and it says 1200w@1ohm.awesome! take a look;<img src="http://www.rockfordfosgate.com/rftech/wiringwizard/2_4ohmDVC_1ohm.gif" alt="" class="fr-fic fr-dii fr-draggable " style="" />this means that the viper1200.1 will be the perfect amp to give each one of them type r&#039;s 600w.if you wanna learn how speakers work - read ALL of this, there are some great pictures and animations to help you understand what exactally a voice coil is, why its a &quot;4ohm&quot; one, and why you need to worry about this.<a href="http://electronics.howstuffworks.com/speaker.htm" target="_blank">http://electronics.howstuffworks.com/speaker.htm</a><img src="http://img130.imageshack.us/img130/4025/speakerworking1rw.gif" alt="" class="fr-fic fr-dii fr-draggable " style="" />//content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif</blockquote>

[QUOTE="req, post: 1050919, member: 555713"] just because there is one channel, does not mean you can only use one speaker. look at the specifications of your speaker. alpine type R's are usually dual voice coil. (means there are two speaker wire inputs on the sub, ie: FOUR speaker terminals) so, use this handy little calculator, and put the info in. [URL="http://www.rockfordfosgate.com/rftech/wiringwizard.asp"]http://www.rockfordfosgate.com/rftech/wiringwizard.asp[/URL] you will have TWO speakers. and you will have TWO FOUR OHM voice coils each. wow! that means, you can look at the amp specs, and it says 1200w@1ohm. awesome! take a look; [IMG]http://www.rockfordfosgate.com/rftech/wiringwizard/2_4ohmDVC_1ohm.gif[/IMG] this means that the viper1200.1 will be the perfect amp to give each one of them type r's 600w. if you wanna learn how speakers work - read ALL of this, there are some great pictures and animations to help you understand what exactally a voice coil is, why its a "4ohm" one, and why you need to worry about this. [URL="http://electronics.howstuffworks.com/speaker.htm"]http://electronics.howstuffworks.com/speaker.htm[/URL] [IMG]http://img130.imageshack.us/img130/4025/speakerworking1rw.gif[/IMG] [IMG]//content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif[/IMG] [/QUOTE]

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