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1. Re: LF: Re: Re: 500kHz attenuation graphs? (score: 1): Author: Rik Strobbe <[email protected]>; Date: Sun, 08 Nov 2009 11:22:42 +0100; Dear Alan, Jim, over the 420km G4JNT-OR7T path there is a +/-20dB day/night difference 73, Rik ON7YD - OR7T Dear Alan, LF Group, G3NYK wrote: Generally at LF the skywave starts to equal or exceed the; /rsgb_lf_group-archives/html/rsgb_lf_group/2009-11/msg00666.html (9,783 bytes)
2. LF: Re: Re: 500kHz attenuation graphs? (score: 1): Author: "James Moritz" <[email protected]>; Date: Sun, 01 Nov 2009 23:09:16 +0100; Dear Alan, LF Group, G3NYK wrote: Generally at LF the skywave starts to equal or exceed the groundwave strength at ranges exceeding 700km. It may be a little less that that at 500k. ...And yet, when; /rsgb_lf_group-archives/html/rsgb_lf_group/2009-11/msg00751.html (9,880 bytes)

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