I added some information to a Stack Exchange discussion and figure it makes sense to share the graphic showing the relative gain vs. various ground conditions…

40m monopole over various ground conditions

40m monopole over various ground conditions

Ground is a lossy thing, but is manageable with proper expectations.

About John Huggins

John is an electrical engineer working in astronomy and aerospace including antenna/RF design spanning 36 years with experience in antenna design including improvements (US20170201002A1 & USD798847S1) to the J antenna.

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