Multi hopping radio waves
On Thu, 27 Apr 2006 08:22:17 -0400, "Yuri Blanarovich"
wrote:
Uh, uh,
Wait until Richard Clark sees this and descends on you!!! :-)
Hi Yuri,
You mean he might stand a chance of obtaining data instead of griping:
W8JI fought another losing battle
Reggie,
Rule of hand with 5 thumbs....
Land Loss
deg 10 20 30 40
band
80 3 4+ 5+ 6
40 3+ 5+ 6 7
30 3+ 6 7 8
20 3+ 6+ 7+ 8+
10 3 6+ 7+ 8+
Sea Loss
deg 10 20 30 40
band
80 .2 .14 .12 .1
40 .3 .18 .15 .13
30 .4 .2 .17 .15
20 .45 .27 .22 .18
10 .52 .38 .28 .27
Washington D.C. - London
Autumn Ionospheric 1.35MHz Loss
UT dB
00 0
02 0
04 0
06 0
08 0
10 2
12 1.5
14 1
16 1.5
18 1
20 .5
22 0
Earth/Ionospheric Waveguide Loss/10000kM
band
80 20+
40 8
30 3
20 2
10 2
73's
Richard Clark, KB7QHC
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