If you want a HF antenna that has moderate gain and a low angle of radiation, please consider this "Rectangular Loop Antenna" from Peter Waters (G3OJV).
According to Peter, this loop antenna design is easy-to-make from commonly available materials.
Here are some comments from Peter (G3OJV):
The rectangular Loop Antenna is not that well known. Yet it offers some interesting qualities including gain and low angle radiation. Peter G3OJV, takes a closer look and outlines how you can build your own, easily and cheaply.
Loop Antennas - More Details
jhttps://practicalantennas.com/designs...
RigExpert Antenna analyser - Low Cost HF
https://www.hamradiostore.co.uk/produ...
UK Ham Radio Store
https://www.hamradiostore.co.uk
Transcript
watersstanton
Thanks for joining us today.
Aloha es 73 de Russ (KH6JRM).