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Amplifiers
Low impedance?
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<blockquote data-quote="hispls" data-source="post: 7572697" data-attributes="member: 614752"><p>1/2 ohm is always more strain on the amp and most amps are not terribly efficient at that impedence. The real benefit if you're willing to take the risk is having only 1 amp instead of 2 and squeezing that little bit extra power out of what you have. Also any given amp will most definitely sound better at higher impedence. That's not to say an amp that's 2 ohm stable at 2 ohms will sound any better than a different amp that's 1 ohm stable at 1 ohm. That's apples to oranges.</p><p></p><p>Impedence of a speaker system depends on a lot of factors (not just inductance of the coil). Just a woofer in an anechoic chamber is a pretty complex circuit (though impedence is more or less a bell curve around FS). Add box, port, and cabin effects and it's even more complex. In fact, odds are your amp will only actually "see" rated/nominal impedence at 2 frequencies.</p></blockquote><p></p>
[QUOTE="hispls, post: 7572697, member: 614752"] 1/2 ohm is always more strain on the amp and most amps are not terribly efficient at that impedence. The real benefit if you're willing to take the risk is having only 1 amp instead of 2 and squeezing that little bit extra power out of what you have. Also any given amp will most definitely sound better at higher impedence. That's not to say an amp that's 2 ohm stable at 2 ohms will sound any better than a different amp that's 1 ohm stable at 1 ohm. That's apples to oranges. Impedence of a speaker system depends on a lot of factors (not just inductance of the coil). Just a woofer in an anechoic chamber is a pretty complex circuit (though impedence is more or less a bell curve around FS). Add box, port, and cabin effects and it's even more complex. In fact, odds are your amp will only actually "see" rated/nominal impedence at 2 frequencies. [/QUOTE]
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