In Reply to: Two questions posted by Pilkar on February 09, 2003 at 09:58:20:
First, the crossover. Sure, you can have two different slopes for the high-pass and low-pass filters on your midrange.Second, about box tuning. Use Helmholtz formula (shown below) to find the resonant frequency.
You can find also this formula in the "Pi Alignment Theory" paper.
Follow Ups: