Gewinn des Halbwellendipols im freinen Raum u. ├╝ber Grund

etwas Theorie ...
Kugelstrahler ist *nicht* 3 dB. -
Antennen I Grundlagen, STIRNER, ISBN 3-7785-0962-4:
Gs=2*4*Pi*r^2/(Im^2*73.2 Ohm)= = 1.64 entsprechend ~2.15 dBi
exakte Berechnung des Dipols im freinen Raum:
Antenne 8.17 dBi:
Horizontaldiagramm 5.15 dBi:
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