Roy Lewallen wrote:
. . .
Fiddling with the antenna or the antenna/feedline match won't have any
effect at all on the line SWR. It will, however, have an effect on the
strength of signal arriving at the receiver.

Oops. I meant, WHEN RECEIVING, fiddling with the antenna or the
antenna/feedline match won't have any effect at all on the line SWR. It
will, of course, change the line SWR when transmitting.

Roy Lewallen, W7EL