Description
Affordable omni-directional Ground Plane antenna, handles up to 300W CW. Tunes with look-up table (use antenna analyser or SWR meter for best results).
Technical specifications:
– Base station antenna
– Omnidirectional, unity gain
– Made of aluminium, chromed brass, Zamak
– Tunable by whip length adjusting
– Side mast mounting allowed by optional bracket
– Type: 1/4 lambda ground plane
– Frequency range: tunable from 170 to 230 MHz
– Impedance: 50ohm unbalanced
– Radiation (H-plane): 360° omnidirectional
– Radiation (E-plane): beamwidth at -3 dB = 86°
– Radiation angle: 0°
– Polarization: vertical
– Gain: 0 dBd – 2.15 dBi
– Bandwidth at V.S.W.R. 2:1: 19 MHz at 170MHz
– V.S.W.R. at res. freq.: < 1.2:1 at start freq.
– Max. power: 300 Watts
– Feed system / position: direct / center
– Connection: UHF-female (SO239)
Mechanical Data:
– Materials: Aluminium, Chromed brass, Zamak
– Wind load / resistance: 24N at 150 Km/h / 180 Km/h
– Wind surface: 0.02 m2
– Height (approx.): 760mm
– Radial length (approx.): 410mm
– Weight (approx.): 480g
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