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| Welcome | Member Introduction Greetings from Charlottesville, VirginiaDiscuss Greetings from Charlottesville, Virginia in the General Shack Area forum; Greetings from Charlottesville, Virginia Hello everyone, my name is Peter and I'm a bassoholic.
After blowing up a pair of JBL 2245H 18" drivers ... |
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| Greetings from Charlottesville, Virginia Hello everyone, my name is Peter and I'm a bassoholic. After blowing up a pair of JBL 2245H 18" drivers in dual 375 liter enclosures twice, I decided to kick it up a couple of notches, and got me a pair of TC PA-5000s. Here's one of them next to one of the blown 2245s: ![]() TC Sounds assured me that I won't be able to blow these up. I hope they're right given what a pair of them set me back. Anyway, I also picked up a 1124, downloaded REW and dusted off my trusty analog Radio Shack SPL. I think I came to the right place! Here's a shot of the equipment racks behind the HT room. Each PA-5000 is being driven by a Crown CE-2000 in bridged mode. That works out to 1950W per driver and just around 128dB accoustical outbut from the subs alone. I don't anticipate having any issues with faithfully reproducing the bottom octave any longer. ![]() Here's how a single PA-5000 models with a 17Hz tune in my enclosure: ![]() Add 6dB for the second sub. ![]() So my quest now is to tame these 18" beasts using REW and the BFD. I hope to do my baseline measurements tonight. I'm all ready to go: ![]() The subs are hiding behind that black felt cover behind the left front speaker: ![]() Running the BFD in by-pass, I'm already hearing (and feeling) much more effortless bass than I had before. The amazing thing is that my mains (Klipsch KLF-30's driven by an Adcom GFA-5500 with the clipping LEDs blinking) runs out of steem before these drivers even brake a sweat! Last edited by pclausen; 10-25-06 at 02:51 PM. | |||
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