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<blockquote data-quote="Tim Weaver" data-source="post: 24713" data-attributes="member: 317">Re: Should I modify my SR4732A&#039;a or leave them stock?&nbsp;The 2204 12&quot; is a 350 watt continuous driver that has a 95 dB sensitivity. There are 2 of these so our low frequency section is 700/1400 watts at 101 dB AT BEST. The XTi 4000 is capable of 1200 watts at 4 ohms. This gives us a theoretical maximum level of 132.6 dB. This is what this low frequency section can theoretically do before power compression occurs.The 2447J 1.5&quot; horn driver on a 2352 horn gives us 112 dB sensitivity and 150 watt power handling if crossed over above 1k. It would take 96 watts to achieve 132.6 dB with this horn/driver combo.So yes, a 100 watt amp (at 16 ohm) would suffice. Unless you are running more than 1 cabinet a side in which the low freq would couple and you would want more HF. Having more amplifier than that won&#039;t hurt anything, but why buy more than you really, need? At a certain point you are wasting money buying wattage that you will never use. The XTi1000 will be a perfect match for this driver.On top of all that, we Americans usually go a little heavy on the low end and have the HF response stepped down a bit. Thats what we are used to. We typically won&#039;t be asking the HF to keep up SPL-wise with the mids and lows....</blockquote>

[QUOTE="Tim Weaver, post: 24713, member: 317"] Re: Should I modify my SR4732A'a or leave them stock? The 2204 12" is a 350 watt continuous driver that has a 95 dB sensitivity. There are 2 of these so our low frequency section is 700/1400 watts at 101 dB AT BEST. The XTi 4000 is capable of 1200 watts at 4 ohms. This gives us a theoretical maximum level of 132.6 dB. This is what this low frequency section can theoretically do before power compression occurs. The 2447J 1.5" horn driver on a 2352 horn gives us 112 dB sensitivity and 150 watt power handling if crossed over above 1k. It would take 96 watts to achieve 132.6 dB with this horn/driver combo. So yes, a 100 watt amp (at 16 ohm) would suffice. Unless you are running more than 1 cabinet a side in which the low freq would couple and you would want more HF. Having more amplifier than that won't hurt anything, but why buy more than you really, need? At a certain point you are wasting money buying wattage that you will never use. The XTi1000 will be a perfect match for this driver. On top of all that, we Americans usually go a little heavy on the low end and have the HF response stepped down a bit. Thats what we are used to. We typically won't be asking the HF to keep up SPL-wise with the mids and lows.... [/QUOTE]

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