Quote Originally Posted by les winter View Post
I have a pair of Model 19 enclosures and a choice to make about the lf driver. I own a pair of 416z from Valencia's. I have a pair of 16 ohm GPA drivers for the hf horn. I also have a pair of 8 ohm GPA hf drivers. So, I can build a passive x-o scaled to 16 ohms, or I could sell the 416z's and buy a pair of GPA 416-8C.

Any guess as to the best choice?

thanks
Les
Build the crossover 8ohm, you can use a parallel non inductive resistor to bring the 16 down if needed, that way you can try either.

Dayton Audio DNR-16 16 Ohm 10W Precision Audio Grade Resisto 004-16

16 divide by 2 in parallel = 8 ohms