2. It will be great to see it with "meets requirements of .. " TSO-C145c type language so it can be used in experimental aircraft, including experimental gliders for "2020 complaint" ADS-B Out installs. Great news for folks with a Trig TT-22 in an experimental glider who want ADS-B Out.

Darryl, thank you for sharing your expertise -- extremely helpful. Your #2 above is my scenario: I just installed the TT-22 in my experimental DG-400. You say above "Trig is *hoping* to use it in experimental aircraft with a "meets requirements of..." Do you think it's a reasonable expectation that this will be allowed?