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vhfdirectionalbeamlong-boom

Lange UKW-Yagi

Vielelement-Yagi für UKW (10+ El.)

Quelle: Rothammel, Bd. 2, Kap. 23.3, S. 53
Eingabeparameter
MHz
mm
Ergebnisse
Reflektor
0.9729m
Gespeistes Element
0.9297m
Direktor 1
0.8825m
Direktor 2
0.8772m
Direktor 3
0.8718m
Direktor 4
0.8665m
Direktor 5
0.8612m
Director 6
0.8558m
Director 7
0.8505m
Director 8
0.8452m
Director 9
m
Director 10
m
Director 11
m
Director 12
m
Director 13
m
Director 14
m
Director 15
m
Director 16
m
Director 17
m
Director 18
m
R → DE
0.3103m
DE → D1
0.2483m
D1 → D2
0.3724m
D2 → D3
0.4138m
D3 → D4
0.4552m
D4 → D5
0.4966m
D5 → D6
0.5379m
D6 → D7
0.5379m
D7 → D8
0.5379m
D8 → D9
m
D9 → D10
m
D10 → D11
m
D11 → D12
m
D12 → D13
m
D13 → D14
m
D14 → D15
m
D15 → D16
m
D16 → D17
m
D17 → D18
m
Boomlänge
3.910m
Gewinn
8.0dBd
Vor-/Rück-Verhältnis
30dB
Speiseimpedanz
25Ω
Strahlbreite
26°
Diagramm
R0.97DE0.93D10.88D20.88D30.87D40.87D50.86D60.86D70.85D80.850.310.250.370.410.460.500.540.540.54boom: 3.91 m
Richtdiagramm
-3 dB-10 dB-20 dB0 dB90°180°270°Max: 12.8 dBiF/B: 15.2 dB