If you do this, I GUARANTEE you that the noise will go away. This is a
trans-ponder. The trans part means that it responds ONLY to an input pulse. No
input pulse from a radar, no output pulse.

Wanna try again?

Jim



(John)
shared these priceless pearls of wisdom:

-Ron:
-The easy way to tell if the interference is coming from the radiation
-of the antenna is to disconnect the antenna at the antenna and connect
-a 50 ohm UHF rated dummy load in place of the antenna.
Jim Weir (A&P/IA, CFI, & other good alphabet soup)
VP Eng RST Pres. Cyberchapter EAA Tech. Counselor
http://www.rst-engr.com