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<blockquote data-quote="Papermaker85" data-source="post: 8475866" data-attributes="member: 572595"><p>i know i come off as a **** man but you have to remember that the parameters of a sub change based on there acoustic environment and they shift more so due to heat as far as the electrical side. typically FS even at half xmax(1/2 linear stroke)shifts 15-25% higher than small signal measurements QES often shifts up 20-30% as well.. 99.9% of the industry uses small signal parameters which aren't real world accurate its meant to be a base line for designing //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif</p></blockquote><p></p>
[QUOTE="Papermaker85, post: 8475866, member: 572595"] i know i come off as a **** man but you have to remember that the parameters of a sub change based on there acoustic environment and they shift more so due to heat as far as the electrical side. typically FS even at half xmax(1/2 linear stroke)shifts 15-25% higher than small signal measurements QES often shifts up 20-30% as well.. 99.9% of the industry uses small signal parameters which aren't real world accurate its meant to be a base line for designing [IMG]//content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif[/IMG] [/QUOTE]
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