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<blockquote data-quote="zako" data-source="post: 7456565" data-attributes="member: 629735">There is absolutely NO basis for matching the rated RMS wattage of speakers (or subwoofers) to the amplifier. Realize that speakers have different sensitivities. A 90watt speaker can have higher sensitivity and get louder on 90watts than a less sensitive speaker set on 150watts. Not only the former can get louder, it just may sound better due to better amplifier headroom, AND your amplifier will run cooler. Having seen my amplifier shutdown and go into thermal protection on a hot texas day, I really think it&#039;s much better not to run low sensitivity speakers, unless you have to.Having said this, not all reviews of these morels are great. Most of the good reviews I have seen mention that the tweeter is just too loud on axis (and not so good off axis), and there is no tweeter attenuation. I would try something like Polk MMs, but beware that their nominal impedance is lower than 4 ohm.</blockquote>

[QUOTE="zako, post: 7456565, member: 629735"] There is absolutely NO basis for matching the rated RMS wattage of speakers (or subwoofers) to the amplifier. Realize that speakers have different sensitivities. A 90watt speaker can have higher sensitivity and get louder on 90watts than a less sensitive speaker set on 150watts. Not only the former can get louder, it just may sound better due to better amplifier headroom, AND your amplifier will run cooler. Having seen my amplifier shutdown and go into thermal protection on a hot texas day, I really think it's much better not to run low sensitivity speakers, unless you have to. Having said this, not all reviews of these morels are great. Most of the good reviews I have seen mention that the tweeter is just too loud on axis (and not so good off axis), and there is no tweeter attenuation. I would try something like Polk MMs, but beware that their nominal impedance is lower than 4 ohm. [/QUOTE]

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