Build an HF Long Wire Balloon Antenna
If you can't see the video, please insert this title URL into your browser search box: https://www.youtube.com/watch?v=A_0-jBKGNTs
This is post 2273 in a continuing series of simple ham radio antenna.
How about trying a different antenna for the ARRL Field Day or for that next portable operation? In this video from the "Ham Radio Concepts Channel", we see what one ham radio club used to raise its vertical antenna--A balloon-supported long wire over a river. The antenna worked very well.
Here are some general comments from the site: