wrote:
Work should be put into small,
modestly expensive collision avoidance systems that use the existing
transponders.

Do you mean something like the Zaon XRX (modestly expensive at a list
price of $1800) or the Zaon MRX ($550)?

--
Eric Greenwell - Washington State, USA
* Change "netto" to "net" to email me directly
* "Transponders in Sailplanes" http://tinyurl.com/y739x4
* "A Guide to Self-launching Sailplane Operation" at www.motorglider.org