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Message: <blockquote data-quote="T3mpest" data-source="post: 3459637" data-attributes="member: 560148">Would you like to tell me exactly what specs dictate exactly how what ranges a speaker will play?  If you say frequency response, your wrong....There's nothing magic about adding 2 extra inches of cone area nor is there anything magic about 20hz.  All 20hz means is the speaker moves back and forth 20x per second, it doesn't take a bigger speaker to move that slow, seriously think about it.  The only difference is it takes more displacement to reach a given output at those frequencies.  Each time you drop an octave a driver has to displace 4x the air to reach that same decibel level.  Given that, a larger driver will move more air per amount of stroke, keeping that given SPl level for longer.  However, the actual frequency that the sub can play is limited mostly by the box it is put in.</blockquote>

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