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KHF 1050/PS440 Pilot’s Guide
Revision 0 Mar/2003
Frequency (kHz)
4000 8000 12000 16000
Propagation (Miles)
Min Max Min Max Min Max Min Max
Hours After Sunset
1 100 600 400 2000 500 3500 750 6000
2 100 800 400 2000 500 4000 750 6000
3 100 1000 400 2000 500 4000
4 100 1000 400 2500 500 4000
5 100 1000 400 3000 500 4000
6 100 1500 400 3500
7 250 2000 400 4000
8 250 2500 500 4000
9 500 3000 500 4000
10 500 4000 500 4000
11 500 3000 750 5000
12 250 2500 750 5000
13 250 1500 500 2500
Hours After Sunrise
1 100 1000 400 2000
2 100 500 400 2000
3 0 100 400 2000 3500 750 4000
4 0 100 400 2000 500 3500 750 4000
5 0 100 250 1500 500 3500 750 4000
6 0 100 250 1500 500 3500 750 4000
7 0 100 250 1500 500 4000 750 5000
8 0 100 250 1500 500 4000 750 5000
9 0 100 250 1500 500 4000 750 6000
10 0 100 250 1000 500 3500 750 6000
11 0 250 250 1500 500 3500 750 6000
Table 2A - Typical Frequency Propagation For Fall And Winter
KHF1050 PG R0 3/21/03 3:22 PM Page 20
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