ORIGINAL: cmoulder
The day before we left for TN I got a chance to fly with the Falcon 21x14 and I think there was an improvement.
So Bob, following what Chad said, did the prop change solve the problem described in your OP, or are you still looking for weak links? And can we give the Advance a clean bill of health here?
Last weekend Dave explained to me that to get more power or performance than a Pletty, one had to switch to a Neu, or at least any geared motor set-up vs. the even best direct drive. Word!