[amsat-bb] Re: ground plane on

2011-04-17 Thread Edward R. Cole
Greg, Dan: One of my first antennas put up in Alaska was a simple 2m J-Pole. I used the upper portion of a TV mast and used a 1/4 wave section of copper tubing clamped 3/4 wave length below the top end of the mast. Attaching coax to the stub and mast at a point to give a 50-ohm match. Worke

[amsat-bb] Re: ground plane on

2011-04-17 Thread Greg D.
Hi Dan, On 17/04/2011, at 15:53, KF1BUZ wrote: > A Copper Jpole, has this been tried? > Just thinking it might make my getting into the birds better. > > Thanks > Dan > KF1BUZ > If I interpret this right (subject + message), you are asking if adding a Ground Plane to a J-pole an

[amsat-bb] Re: ground plane on

2011-04-17 Thread Art McBride
] Re: ground plane on http://www.youtube.com/watch?v=L4v9wKMxRHQ&feature=youtube_gdata_player Sent from my iPhone Andrew Rich On 17/04/2011, at 15:53, KF1BUZ wrote: > A Copper Jpole, has this been tried? > Just thinking it might make my getting into the birds better. > > Thank

[amsat-bb] Re: ground plane on

2011-04-16 Thread Andrew Rich
http://www.youtube.com/watch?v=L4v9wKMxRHQ&feature=youtube_gdata_player Sent from my iPhone Andrew Rich On 17/04/2011, at 15:53, KF1BUZ wrote: > A Copper Jpole, has this been tried? > Just thinking it might make my getting into the birds better. > > Thanks > Dan > KF1BUZ > > > __