I can only recommend that you perform some measurements with proper software, sound card and microphone.
(Assuming of course that you actually want to understand what is going on, which is not obvious as most people here on Audiogon prefer to muddle along changing this and that in an endless merry-go-round. Of course each time around the carousel these audiophiles are excited at the new improvement brought about by their latest monthly tweak. And the lack of any rigor in this approach allows them to justify just about any change as an upgrade.)
(Assuming of course that you actually want to understand what is going on, which is not obvious as most people here on Audiogon prefer to muddle along changing this and that in an endless merry-go-round. Of course each time around the carousel these audiophiles are excited at the new improvement brought about by their latest monthly tweak. And the lack of any rigor in this approach allows them to justify just about any change as an upgrade.)