Originally Posted by
KSCessnaDriver
FWIW, I flew an airplane the other day that had been the test ship for LPV, only realized by looking back in the logbook. They did some test flying with it in the experimental category, so it's at least progressing to the point that it's flown now. Don't know any more than that at this point.
The other day out of Atlanta I heard a “Delta 6969 Experimental” call sign. Is that maybe a reason why they’d carry the experimental tag on?