Sorry, I misread your post...Sorry, I wanted to express that - when I record - there may always be a little difference in angle and distance.
Possibly David can do that better.
I was really wondering if something was different but now have my answer:
Thanks. Then, I felt the Seles was a bit less powerful as well as brassier. But it doesn't pale much compared to the Ref, IMO.The recording setup was as near identical as it could possibly be.