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Old February 20th 10, 05:28 AM posted to rec.aviation.soaring
Eric Greenwell
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Posts: 1,096
Default Warning to users of Zaon PCAS MRX

Bruno wrote:
On Feb 19, 8:07 pm, Eric Greenwell wrote:

Bruno wrote:

I have now had my unit fail twice without any indication of failure.
It still seemed to be working fine until I saw a jet whiz by real
close and realized that I hadn't had any alerts for a flight or two.
Again, the unit turned on and seemed to be acting fine. I sent it
back to Zaon and they were great and replaced the board to fix it the
first time.

Do you know if a failed unit like yours can still pick up the glider's
own transponder? If it cannot, that would give transponder equipped
gliders an easy way to test their MRX.

--
Eric Greenwell - Washington State, USA (netto to net to email me)

- "Transponders in Sailplanes - Feb/2010" also ADS-B, PCAS, Flarmhttp://tinyurl.com/yb3xywl

- "A Guide to Self-launching Sailplane Operation Mar/2004" Much of what you need to know tinyurl.com/yfs7tnz


I have a transponder and no you don't pick up yourself. After reading
Randy's reply I think this problem might be a little more wide spread.
Glad to be getting the word out. Bruno - B4

OK, pilots with transponders can check their unit without needing
another plane around; of course, they still have be interrogated by
ground radar or a TCAS system within 10 miles or so (not sure what the
range is). If your MRX isn't picking up your transponder AND you can see
the transponder is replying, then the MRX is likely bad. Contact the
factory about it.

--
Eric Greenwell - Washington State, USA (netto to net to email me)

- "Transponders in Sailplanes - Feb/2010" also ADS-B, PCAS, Flarm http://tinyurl.com/yb3xywl

- "A Guide to Self-launching Sailplane Operation Mar/2004" Much of what you need to know tinyurl.com/yfs7tnz