18inchjeepin Posted July 29, 2010 Report Share Posted July 29, 2010 1. Product: pair of RD Audio Alphamax 15's 2. Specs: * 2500 watts RMS power handling * Extremely versatile subwoofer that can be used in SPL applications or sound quality installs * Paper cone that is heavily damped with long strand Kevlar fibers * Wide roll three layer surround foam * Dual 1” tall high power 120oz magnets * High excursion motor structure * Hot forged 25mm deep t-yoke * Spider bolted to basket * Cast basket * High temperature CA glue * Black anodized aluminum former * Flat wind coil option available at higher cost, adds 500 watts power handling D2 15" Re= 3.6 Ohm series Fs= 33.9 Hz Vas= 98.94 L Cms= 0.0874 MM/N Mms= 251 g BL= 19.22T·M Qms= 5.21 Qes= 0.522 Qts= 0.4745 Xmax= 16MM Xcoil= 53MM 3. Description/Condition: used, 1 was brand new, still has plastic on the bottom plate also the screw holes werent even cut. 9/10 looks 9/10 functionality I only burped them at high frequencies. They took 12k like a champ BTW! 4. Price: : $450 shipped for the pair $250 shipped each !!sorry no trades!! 5. Pictures: HHR (2) 15 DC Soundlab Lvl4XL SPL's (1) Soundstream XXX-15000D (9) XS Power D1000's XS Power - Soundstream SS N/W 155.1 db and climbing Link to comment Share on other sites More sharing options...
dn07si Posted July 29, 2010 Report Share Posted July 29, 2010 im interested in one of them.. email me @ [email protected] or text/call 816-929-5443.. thanks Link to comment Share on other sites More sharing options...
18inchjeepin Posted August 3, 2010 Author Report Share Posted August 3, 2010 ya Im not on CA.com much but CACO mostly CACO profile ebay 166 positive feedback ebay profile HHR (2) 15 DC Soundlab Lvl4XL SPL's (1) Soundstream XXX-15000D (9) XS Power D1000's XS Power - Soundstream SS N/W 155.1 db and climbing Link to comment Share on other sites More sharing options...
18inchjeepin Posted August 8, 2010 Author Report Share Posted August 8, 2010 sold, thanks guys HHR (2) 15 DC Soundlab Lvl4XL SPL's (1) Soundstream XXX-15000D (9) XS Power D1000's XS Power - Soundstream SS N/W 155.1 db and climbing Link to comment Share on other sites More sharing options...
Rd Alpha Max Posted December 18, 2011 Report Share Posted December 18, 2011 what is the displacement on the rd alpha max 15? System 1997 Saturn SC1 Trunk Wall 2 Obsidian d2 12s 4.1cu. @ 30hz SAZ 1500d @ 2 ohm 1/0 Welding Cable Stock alt Big 3 in 1/0 Welding Cable Link to comment Share on other sites More sharing options...
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