[QUOTE=bfish;1841548 It's built into the M19 network.[/QUOTE]

I don't remember seeing a 6.5 ohm resistor in my 19 X-over I think there is two 3.9 's a 2 and a 3 ohm resistors.But then again you know when it comes to Crossovers I need help for sure. I always thought a Butterworth was something I ate for breakfast.