[Lowfer] Propagation

Bill Ashlock [email protected]
Wed, 10 Sep 2003 16:56:42 -0400


>Daytime skywave propagation at LF is low to non-existent, except
>possibly in the dead of winter.

I might add that some literature indicates a 20db average reduction for 
daytime skywave signal strength compared to the night, which would agree 
pretty much with your "low to non-existent" statement. The fact that some of 
us copy Mitch (MP) and other LF beacons during the day on skywave in spite 
of the 20db handicap is due to the lower noise and sufficient transmitted 
signal strength to over-ride the noise.

Bill A

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