i have a non power sub woofer from my old home theater that work great but my new home theater needs a power sub woofer
my old sub woofer work great but i have a new home theater that needs a power sub woofer so is there something i can buy to turn the non power sub woofer to power or if i have to get a new power sub is there a way i can hook up the old sub woofer up to the new so that i can still use it