Originally Posted by
sqkev
shouldnt make a difference in sound between coaxial and digital (unless the noise floor is really high)
the echo is more likely related to your receiver's processor, which model is it? did you try different surround settings?
noise floor?
changed the surround setting on the TV itself that made a world of diff..
it its older model 5.1 sony with a 5 disc dvd changer.