| Electrical Data |
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Type: Half wave dipole |
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Frequency range:
WD 140-N: 140-160 MHz
WD 155-N: 155-175 MHz |
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Impedance: 50Ω unbalanced |
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Radiation (H-plane): beamwidth at -3 dB =
WD 140-N: 245° at center freq.
WD 155-N: 245° at center freq. |
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Radiation (E-plane): beamwidth at -3 dB =
WD 140-N: 80° at center freq.
WD 155-N: 85° at center freq. |
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Radiation angle: 0° |
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Front to back ratio: ≥ 5 dB |
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Polarization: linear vertical |
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Gain: 4 dBi |
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SWR in bandwidth: ≤ 1.5:1 |
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Max. power: 200 Watts (CW) at 30° C |
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Feed system / position: RG303 teflon coax with balun / inside boom |
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Connector: N-female with rubber protection cap |
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| Mechanical Data |
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Materials: Anodized 6063-T5 Aluminium, EPDM rubber, thermoplastic UV stabilized, Chromed brass |
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Wind load / resistance: 77 N at 150 Km/h / 200 Km/h |
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Wind surface: 0.059 m² |
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Dimensions (approx.):
WD 140-N: 730 x 915 mm
WD 155-N: 730 x 835 mm |
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Weight (approx.):
WD 140-N: 1390 gr
WD 155-N: 1340 gr |
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Tourning radius: 600 mm |
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Operating temperature: -40° C to +60° C |
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Mounting mast: Ø 35-52 mm |
