On Fri, 17 Sep 2010 08:06:34 -0700 (PDT), Andy
wrote:

If a "European" FLARM is brought to US, and auto frequency selection
has not been defeated, it should be expected to switch to the same
frequency as used for US PowerFLARM.

Or still, you can select the geographic area, and the associated
frequency, by fiddling in the setup menu (using the "flarmtool" pc
interface).

Aldo