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<blockquote data-quote="johnecon2001" data-source="post: 619438" data-attributes="member: 556589">I&#039;m not very smart when it comes to box calculations and tuning (takes me about an hour to calculate volume and dimensions) so i&#039;m not gonna answer that one.As for wiring the woofer. My goal in everything I wire is to keep it at 4 ohms. You can wire your sub in two different way, Parallell and Series. Series doubles the ohm load and parallell cuts in half (actually its different than that, but in your case thats the easiest way to explain it). Your sub can run at either 1 ohm (parallell), or at 4 ohms (series). I would suggest getting an amp that puts out what RMS (average music power - root means square) at 4 ohms. Then wire your sub in series to get that load.For comps. One set of componenents generally includes one tweeter and one midrange driver (two-way set). Three-way sets include one tweeter, one midrange driver and one low-midrange driver. The manufacturer builds the crossover to split the power IN to the right amount for each driver. So if the entire set takes and RMS of 85, the crossover will deliver the right amounts of power to each end of the set. So if you have a full set of comps (one for each door... two-way system) they will only take up two channels on the amp, because the crossover preforms the split later on down the line.holla back if that helps.</blockquote>

[QUOTE="johnecon2001, post: 619438, member: 556589"] I'm not very smart when it comes to box calculations and tuning (takes me about an hour to calculate volume and dimensions) so i'm not gonna answer that one. As for wiring the woofer. My goal in everything I wire is to keep it at 4 ohms. You can wire your sub in two different way, Parallell and Series. Series doubles the ohm load and parallell cuts in half (actually its different than that, but in your case thats the easiest way to explain it). Your sub can run at either 1 ohm (parallell), or at 4 ohms (series). I would suggest getting an amp that puts out what RMS (average music power - root means square) at 4 ohms. Then wire your sub in series to get that load. For comps. One set of componenents generally includes one tweeter and one midrange driver (two-way set). Three-way sets include one tweeter, one midrange driver and one low-midrange driver. The manufacturer builds the crossover to split the power IN to the right amount for each driver. So if the entire set takes and RMS of 85, the crossover will deliver the right amounts of power to each end of the set. So if you have a full set of comps (one for each door... two-way system) they will only take up two channels on the amp, because the crossover preforms the split later on down the line. holla back if that helps. [/QUOTE]

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