WHAT DO YOU GUYS MEAN WHEN SAYING, "TUNING AN ENCLOSURE TO SAY 30HZ?" http://www.jlaudio.com/tutorials/magic/ported.html
ARE PRO HORN DRIVERS ROLLED OFF AT THE VERY TOP END AT AROUND 12KHZ?
Knowledge + Compensation circuitry + a good horn = good results to 16khz +
HOW DO WE CONVERT A CU. FT TO LITERS?
28L=1 cubic foot