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Old October 27th 10, 04:20 PM posted to rec.aviation.soaring
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Default FLARM.....for good, or evil??

On Oct 27, 7:28*am, cernauta wrote:
On Tue, 26 Oct 2010 16:29:23 -0700 (PDT), "

wrote:

So, are you suggesting that two gliders can come within 10 feet of
each other and neither receive a FLARM alarm?


Seems to me the simple fact that they were previously some distance
apart, then, later, only 10 feet apart, seems like converging flight
paths to me.


Yes, you can get very close to a glider without Flarm to warn you (in
alarm mode). It's a matter of speeds and heading. You can fly long
distances, on a ridge for examples, leeching or side by side; you only
get occasional warnings when the paths change.

in "awareness mode", of course a led will indicate where the closer
glider is, but still alarms will only be triggered when a deviation
makes the collision a real possibility.

aldo cernezzi


Since the GPS accuracy is probably much poorer than 10 feet, when a
glider comes within 10 feet, I figure the FLARM should consider that a
collision, no?

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