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Low Earth Orbit
DIY Audio
New DIY Mid High (90deg) - AKA PM90
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<blockquote data-quote="Peter Morris" data-source="post: 138904" data-attributes="member: 652"><p>Re: New DIY Mid High</p><p></p><p></p><p></p><p></p><p><span style="font-family: 'arial'"><span style="color: #000000">For this design to work you really need to get the MID / HF crossover point below about 800Hz, preferably more like 700Hz. That’s why I have used the BMS, its 2– way design can go low and sound sounds fantastic. </span></span></p><p><span style="font-family: 'arial'"></span></p><p><span style="font-family: 'arial'"><span style="color: #000000">There is no reason why you could not use another compression driver, but I suspect the output would compromised. The 1480 is only recommended to 800Hz. </span></span></p><p><span style="font-family: 'arial'"></span></p><p><span style="font-family: 'arial'"><span style="color: #000000">The divers that look interesting are the Radian 950 (1.4”) and RCF 850 and 950. I do however have a couple of spare 18 sound 1480’s if you want to try them. If you want to save a few $$$ you could just use the standard 4594 with a passive crossover.</span></span></p><p><span style="font-family: 'arial'"></span> </p><p><span style="font-family: 'arial'"><span style="color: #000000">The18sound XT1464 is probably a slightly better horn than the RCF but its only 60 degrees. The XR1490C from 18sound is a little bit small if you want to go below 800Hz. The XT is usable down to 500Hz, the XR only 800Hz.</span></span></p><p><span style="font-family: 'arial'"></span> </p><p><span style="font-family: 'arial'"><span style="color: #000000">I have done a SIM with the 12PE32, it looks like it would work very well, but the output will be limited. </span></span></p><p><span style="font-family: 'arial'"></span></p><p><span style="font-family: 'arial'"><span style="color: #000000">It will like the RCF still need a DSP correction.</span></span></p></blockquote><p></p>
[QUOTE="Peter Morris, post: 138904, member: 652"] Re: New DIY Mid High [FONT=arial][COLOR=#000000]For this design to work you really need to get the MID / HF crossover point below about 800Hz, preferably more like 700Hz. That’s why I have used the BMS, its 2– way design can go low and sound sounds fantastic. [/COLOR] [/FONT][FONT=arial][/FONT] [FONT=arial][COLOR=#000000]There is no reason why you could not use another compression driver, but I suspect the output would compromised. The 1480 is only recommended to 800Hz. [/COLOR] [/FONT][FONT=arial][/FONT] [FONT=arial][COLOR=#000000]The divers that look interesting are the Radian 950 (1.4”) and RCF 850 and 950. I do however have a couple of spare 18 sound 1480’s if you want to try them. If you want to save a few $$$ you could just use the standard 4594 with a passive crossover.[/COLOR] [/FONT][FONT=arial] [/FONT] [FONT=arial][COLOR=#000000]The18sound XT1464 is probably a slightly better horn than the RCF but its only 60 degrees. The XR1490C from 18sound is a little bit small if you want to go below 800Hz. The XT is usable down to 500Hz, the XR only 800Hz.[/COLOR] [/FONT][FONT=arial] [/FONT] [FONT=arial][COLOR=#000000]I have done a SIM with the 12PE32, it looks like it would work very well, but the output will be limited. [/COLOR] [/FONT][FONT=arial][/FONT] [FONT=arial][COLOR=#000000]It will like the RCF still need a DSP correction.[/COLOR][/FONT] [/QUOTE]
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New DIY Mid High (90deg) - AKA PM90
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