viena not sporadic .
Exemple is bucharest istanbul .. this distance is TROPOSCATTER .
Minim distance 1 layer sporadic 540-630km , and 1 good layer 960-1830km , 1 layer with reflexions 1900 - 2600km , 2 layer exact 2600-3700 , multihop 1 +1 , 3700-6300km , multihop combination , sporadic + refflexions >8000km
F1 layer .. combination 43° to 59° earth .. minim 3900km maxim 6700 , not exist momentan sporadic over north pole .
F2 layer . never combination statr at 3700 with 19000km , exemple for year 1989 .. qso with big QRB
F2 with ascociations , sporadic + F2 + multihop , maxim 8000km , last 2001 combination
F2 oweritte , americasouth to australia , to saudi to spain to south america , maxim posible tour 22000km sum estimations .
Exemple is bucharest istanbul .. this distance is TROPOSCATTER .
Minim distance 1 layer sporadic 540-630km , and 1 good layer 960-1830km , 1 layer with reflexions 1900 - 2600km , 2 layer exact 2600-3700 , multihop 1 +1 , 3700-6300km , multihop combination , sporadic + refflexions >8000km
F1 layer .. combination 43° to 59° earth .. minim 3900km maxim 6700 , not exist momentan sporadic over north pole .
F2 layer . never combination statr at 3700 with 19000km , exemple for year 1989 .. qso with big QRB
F2 with ascociations , sporadic + F2 + multihop , maxim 8000km , last 2001 combination
F2 oweritte , americasouth to australia , to saudi to spain to south america , maxim posible tour 22000km sum estimations .
