Received signal from RAF VOLMET (Brampton) on 5.450MHz on 13th January 2001




























































Low dipole antenna at G4HPE





















































































































































































































































































































































































































TIME (minutes past hour)

























































0700



























0800





























00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58































































+18




























































+12


































*
























+6


























*






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Signal 9



















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*






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Strength 8



















*





*






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(S-units) 7













*




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6













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5













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4













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3













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* 25% daylight




*50% daylight





*75% daylight






100% daylight






















































































15




























































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Chilton 10



























































FoF2 9



























































(MHz) 8




























































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TIME (minutes past hour)

























































0900



























1000





























00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58































































+18




























































+12




























































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Signal 9



























































Strength 8



























































(S-units) 7




























































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Chilton 10



























































FoF2 9



























































(MHz) 8




























































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TIME (minutes past hour)

























































1100



























1200





























00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58































































+18




























































+12




























































+6



























































Signal 9



























































Strength 8



























































(S-units) 7




























































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15




























































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Chilton 10



























































FoF2 9



























































(MHz) 8




























































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TIME (minutes past hour)

























































1300



























1400





























00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58































































+18




























































+12




























































+6



























































Signal 9



























































Strength 8



























































(S-units) 7




























































6




























































5




























































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15




























































14




























































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Chilton 10



























































FoF2 9



























































(MHz) 8




























































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TIME (minutes past hour)

























































1500



























1600





























00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58































































+18




























































+12




























































+6













































*






*




Signal 9


































*









*






*




Strength 8


































*









*






*




(S-units) 7


































*









*






*





6


































*









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5


































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4


































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3


































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*75% daylight









*50% daylight






*25% daylight



































































15




























































14




























































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12




























































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Chilton 10



























































FoF2 9



























































(MHz) 8




























































7




























































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TIME (minutes past hour)

























































1700



























1800





























00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58































































+18




























































+12




























































+6



























































Signal 9



*






















































Strength 8



*






















































(S-units) 7



*























































6



*























































5



*























































4



*























































3



*




























































*0% daylight





















































































































15




























































14




























































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12




























































11



























































Chilton 10



























































FoF2 9



























































(MHz) 8




























































7




























































6




























































5




























































4




























































3






















































































































































































































































































































































































TIME (minutes past hour)

























































1900



























2000





























00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 00 02 04 06 08 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58































































+18




























































+12




























































+6



























































Signal 9



























































Strength 8



























































(S-units) 7




























































6




























































5




























































4




























































3
























































































































































































15




























































14




























































13




























































12




























































11



























































Chilton 10



























































FoF2 9



























































(MHz) 8




























































7




























































6




























































5




























































4




























































3