| my guess:
his plan is to reflect & retain some of the high-freq´s while still absorbing
mid & lower mid freq´s......despite on ear-level (sitting) where you want a RFZ (reflexion free zone) ....am I right??
ethan....glenn.....
guys, down to what center-freq. do you think a plain 18mm OSB-board/hardwood board would reflect ?? any idea...guesses?
tom |