Hello Jim, my antenna is surrounded by numberous birch and oak trees. 4 of them in fact act as antenna support. As a result I have a relately high antenna loss: 130-200 Ohm on 137kHz and 45-70 Ohm on
Jim, Its very hard to estimate / guestimate may be move the decimal point, one place to the left , g4jnt beacon at 311Kmt is showing round 10 db up on your signal at 243Kmt at the same time of day ,
Hi All, The vertical 5m section of my inverted L runs up into the branches of a silver birch tree. The wire goes over a large bough at 5m or so and then comes out of the branches for some 22m down to
