At 17:57 05 December 2015, wrote:
Andy, how different is this from the definition of Standard Class? The
FAI/=
IGC established it in the 1950s, the German glider manufacturers
allegedly
=
colluded in the 1960s to rewrite the rule about terminal velocity dive
brak=
es, and each country's aero club can do whatever they want (as the U.S.
did=
with flap timers around 1980 and again a few years ago to handicap older
g=
liders).

Or "approved flight recorders", the definition of which varies widely
from
=
country to country.

???
An Approved Flight Recorder is one currently on the list maintained by IGC
(GFAC). If it's not on the list, it is not an "Approved Flight Recorder".
The specification of an Approved Flight Recorder is published by IGC.
Endof.

Did you mean "Position Recorders"?