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hfdirectionalmultibandbeamtribander

G4ZU Tribander

Three-band directional antenna

Source: Rothammel, Vol. 1, Ch. 18.1, p. 290-293
Input Parameters
m
Results
Driven Element
9.53m
Reflector
9.97m
Director
9.06m
Boom Length
5.72m
Bands Covered
3
Gain (approx)
6.5dBd
Diagram
9.97 mR9.53 mDE9.06 mD3.15 m2.58 mboom: 5.72 m
Radiation Pattern
-3 dB-10 dB-20 dB0 dB0°90°180°270°Max: 9.2 dBiF/B: 15.0 dB