I also did the installation inside the 27 "A" nose, as documented below in Peter Kelly's 26.
Testing it with another PF-equipped glider (Walt Rogers, Discus 2) it seemed to work fine, perhaps better than most of the other half a dozen or so OzFLARM and Swiss FLARM equipped gliders I've flown.
Jim
http://www.valleysoaring.net/?page_id=1487