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Low Earth Orbit
DIY Audio
Completed 10" Mid-Range Driver from Previous Post
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<blockquote data-quote="Mark DeArman" data-source="post: 4576" data-attributes="member: 950"><p>Well I have completed the 10" mid-range driver I spoke about in the previous post I made. The post was regarding three way and four way systems.</p><p></p><p>Prelim testing shows 700W AES 250-2kHz for 24Hr and 100dBSPL@1000Hz sensitivity 1W@1M adjusted for Z. Not sure what the actual power handling is yet, it could be much greater than 700W, I just chose that as a starting place and didn't do a incremental test.</p><p></p><p>The goal was sub 1% THD+n over the operating range at 6dbV above sensitivity voltage. And that goal was achieved. Plus the better pattern control by having the diaphragm made of a high stiffness composite.</p><p></p><p>Not really sure what great use there is for a 10" mid-range, any thoughts? Personally I think an 8" mid high is the best.</p><p></p><p>EDIT.</p><p></p><p>Well after looking at the LG fp2600 docs it looks like @8Ohm nominal bridged they were 1600W max. So the two ~16Ohm drivers would have been more about 800W a piece at 0dB on the amp. during my test. I do have a I-V monitor which I will put on them later on and run a better test.</p></blockquote><p></p>
[QUOTE="Mark DeArman, post: 4576, member: 950"] Well I have completed the 10" mid-range driver I spoke about in the previous post I made. The post was regarding three way and four way systems. Prelim testing shows 700W AES 250-2kHz for 24Hr and 100dBSPL@1000Hz sensitivity 1W@1M adjusted for Z. Not sure what the actual power handling is yet, it could be much greater than 700W, I just chose that as a starting place and didn't do a incremental test. The goal was sub 1% THD+n over the operating range at 6dbV above sensitivity voltage. And that goal was achieved. Plus the better pattern control by having the diaphragm made of a high stiffness composite. Not really sure what great use there is for a 10" mid-range, any thoughts? Personally I think an 8" mid high is the best. EDIT. Well after looking at the LG fp2600 docs it looks like @8Ohm nominal bridged they were 1600W max. So the two ~16Ohm drivers would have been more about 800W a piece at 0dB on the amp. during my test. I do have a I-V monitor which I will put on them later on and run a better test. [/QUOTE]
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Completed 10" Mid-Range Driver from Previous Post
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