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The mast is 8,8 meters (28'), stuck in the soil and grounded. The base of antenna is about 3 meters (9') above a metal roof and the tip somewhere at 15 meters (49').
I wonder how the metal roof is affecting the radiation of antenna. (On CB band)
I'll apreciate any help.
Daniel
Got into this: https://www.pasternack.com/t-calculator-fspl.aspx
On 27 MHz if I calculate the loss after 100m I get 35.57 dB lost and after 500 m 49.55 dB lost. :unsure:
There are 14 dB (more than 2 S-points) lost in 400 m ???
What is the reference ? 0 m from antenna ?
I'm not the genius of...
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