johnnycamp5 Messages: 354 Registered: June 2015 Location: NJ
Grand Master
Exactly.
I had to send my first quad back because of high micro-phonic noise (two without even touching/tapping them)...
The replacement quad of 120's are also rather micro-phonic (but only when tapping them).
My quad of JJ KT88's are barely so even while tapping them...