
Originally Posted by
NRG
Why the interest? If it sounds better it is...a bit of a google shows that the ES9023 is functional with out IV there are others

I want to understand technical things. Its like going into a cathedral and thinking of the amazing structural engineering. When I buy a car, I usually want to know whats under the hood: If I see its faster and takes less fuel than my
old one, its even more "great" if I see it takes that out
of an 16V/1.0 engine.
"Theory and practice sometimes clash. And when that happens, theory loses. Every single time."
(Linus Torvalds)