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<blockquote data-quote="John Roberts" data-source="post: 105504" data-attributes="member: 126">Re: Ipr2 5000/7500?+1.. To reinforce a point made by Ivan, people have eventually learned to come to terms with the fact that loudspeakers handle far more peak or transient energy than continuous, but are shocked when power amps mimic that behavior. In an ideal world the power amp would deliver the same power vs. time profile as the loudspeaker it is connected to. Of course nothing in life is quite this simple and I have watched the evolution of reduced duty cycle amps play out over decades. This was dominantly influenced by cost, as customers happily bought cheaper amps that didn&#039;t put out full power 24x7. Another of my popular whines is the lack of a comprehensive, easily understood (by unwashed consumers) spec for duty cycle. I am not holding my breath for this since I appreciate the difficulty and unintended consequences** of giving the marketplace another data sheet spec that so few will understand. JR** the unintended consequence is that this too will become in play for specsmanship in marketing, and then designs will be altered purely for marketing purposes (think back to damping factor and slew rate, and.....).</blockquote>

[QUOTE="John Roberts, post: 105504, member: 126"] Re: Ipr2 5000/7500? +1.. To reinforce a point made by Ivan, people have eventually learned to come to terms with the fact that loudspeakers handle far more peak or transient energy than continuous, but are shocked when power amps mimic that behavior. In an ideal world the power amp would deliver the same power vs. time profile as the loudspeaker it is connected to. Of course nothing in life is quite this simple and I have watched the evolution of reduced duty cycle amps play out over decades. This was dominantly influenced by cost, as customers happily bought cheaper amps that didn't put out full power 24x7. Another of my popular whines is the lack of a comprehensive, easily understood (by unwashed consumers) spec for duty cycle. I am not holding my breath for this since I appreciate the difficulty and unintended consequences** of giving the marketplace another data sheet spec that so few will understand. JR ** the unintended consequence is that this too will become in play for specsmanship in marketing, and then designs will be altered purely for marketing purposes (think back to damping factor and slew rate, and.....). [/QUOTE]

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