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Why RMS?
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<blockquote data-quote="n2audio" data-source="post: 5268636" data-attributes="member: 540940"><p>I would only agree with you in that there ARE companies that have a fairly well defined meaning of MAX, but there is NOT a universal definition.</p><p></p><p>PEAK has a clear definition if you're talking about voltage of a sine wave (as in home electricity), but in terms of car audio Peak, MAX, Dynamic etc. all mean different things for different products. At the end of the day it's a meaningless random number chosen by the marketing department. It's not any more complicated than that.</p><p></p><p></p><p>A clipped signal (square wave, or becoming square) at the same voltage contains more <strong>RMS POWER</strong> than an unclipped wave. A perfect square wave produces 2x the power of an unclipped sine wave of the same voltage/freq. So IF a 500w rms amp were fully clipped (close to a square wave, but not perfect) a sub that can truely dissipate 1000w should not be damaged. Plus, the sound of the sub at that point would be VERY difficult to listen to. So if someone's damaging speakers because they're listening to a fully clipped amp they shouldn't be involved in this hobby anyway.</p><p></p><p>The shape of the wave (the fact that it's going from a smooth sine wave to square) has no bearing on speaker damage, only the fact that the speaker has to dissipate more power, i.e. heat.</p><p></p><p>Clipping ejumukayshen.</p><p></p><p><a href="http://www.audiogroupforum.com/csforum/showthread.php?t=4332&amp;highlight=clipping" target="_blank">http://www.audiogroupforum.com/csforum/showthread.php?t=4332&amp;highlight=clipping</a></p></blockquote><p></p>
[QUOTE="n2audio, post: 5268636, member: 540940"] I would only agree with you in that there ARE companies that have a fairly well defined meaning of MAX, but there is NOT a universal definition. PEAK has a clear definition if you're talking about voltage of a sine wave (as in home electricity), but in terms of car audio Peak, MAX, Dynamic etc. all mean different things for different products. At the end of the day it's a meaningless random number chosen by the marketing department. It's not any more complicated than that. A clipped signal (square wave, or becoming square) at the same voltage contains more [B]RMS POWER[/B] than an unclipped wave. A perfect square wave produces 2x the power of an unclipped sine wave of the same voltage/freq. So IF a 500w rms amp were fully clipped (close to a square wave, but not perfect) a sub that can truely dissipate 1000w should not be damaged. Plus, the sound of the sub at that point would be VERY difficult to listen to. So if someone's damaging speakers because they're listening to a fully clipped amp they shouldn't be involved in this hobby anyway. The shape of the wave (the fact that it's going from a smooth sine wave to square) has no bearing on speaker damage, only the fact that the speaker has to dissipate more power, i.e. heat. Clipping ejumukayshen. [URL="http://www.audiogroupforum.com/csforum/showthread.php?t=4332&highlight=clipping"]http://www.audiogroupforum.com/csforum/showthread.php?t=4332&highlight=clipping[/URL] [/QUOTE]
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