> It looks to me like it might be helpful to get a good quality RF watt-meter > in-line that can handle the full power output of the transmitter Yes, that was used. >and watch > it when it trips to see what it's really doing as far as forward and > reflected power. > You could also see if the reflected power is continually > changing with wave action or other motion... if so, you may be able to > visually correlate between a particular piece of the antenna system being in > motion at the same time as the readings are changing. It's probably worth > checking. That's a good suggestion, we could try that on the next visit. Hope it is not too challenging to catch them t by naked-eyes. Thanks, Ling SM -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads