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James ... Fill in the screw pockets flush with the tweeter flange.http://www.audiocircle.com/image.php?id=123629The large mounting bolts may be acoustical far enough away, but those screw pockets are way too close for comfort.Simple test, use some blue tack as filler to completely smooth tweeter flange.I'll bet you a days pay that this will make a measurable and audible improvement. It's the little things that makes it extra special.Shawn
James ... I guess I owe you a days pay! You seem to have all your bases covered.Thank God today's a Canada Day holiday and I am enjoying the day off : )Just my 2 cents then ... Shawn Gid'Day
James:I watched the F. Toole lecture , too bad it only lasted an hour, he was just getting warmed up. : )I also follow these other characters, in no particular order , S. Olive, E. Geddes, A. jones, P. Barton etc.It was the "Home Theater Geeks 263" interview with Andrew Jones that prompted my tweeter query.Andrew found a problem in his prototype tweeter and corrected it his latest production ELAC speakers.He noticed his prototype had a 3db dip in the measured response at 15KHz. Very similar to the latest NRC measurements of your Mini A's. http://www.soundstagenetwork.com/index.php?option=com_content&view=article&id=1406:nrc-measurements-bryston-mini-a-loudspeakers&catid=77:loudspeaker-measurements&Itemid=153Andrews fix was to remove all irregularities around the dome ... Shawn
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