Quote Originally Posted by swarna
In Yamaha 5740 receiver I can set the crossover freq. Also on the subwoofer the frequency can be set. So I can set on both 120hz....why not 100hz?

Thanks in advance
Because your speakers may be a 3+ dbs down at 100hz..So to be safe I would try 120..Also set the xover on the sub as high as it will go..It may have a bypass..Good luck and enjoy the system...