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hfwiredirectionaldxterminatedrhombic

Terminated Rhombic

Terminated (closed) rhombic antenna

Source: Rothammel, Vol. 1, Ch. 12.3, p. 222
Input Parameters
MHz
λ
Results
Each Leg Length
84.8m
Total Wire Length
339.2m
Acute Angle (2Φ)
49.7°
Termination Resistance
600Ω
Gain
11.0dBd
Long Diagonal
153.9m
Width (short diagonal)
71.3m
Diagram
FeedR84.81 m50°Direction →
Radiation Pattern
-3 dB-10 dB-20 dB0 dB0°90°180°270°Max: 12.4 dBiF/B: 15.2 dB