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Sirio WY300-4N 300-500Mhz 4 Elements UHF Yagi Antenna


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  • Model: 3004N
  • Shipping Weight: 3lbs
  • 2 Units in Stock
  • Manufactured by: Sirio Antenna

Base station antenna conceived by using an innovative feed system studied and applied to have highly symmetrical radiation pattern in both planes (E and H). It’s completely computer designed to get high performances of gain and front-to-back in the working band. All aluminium parts are protected by anodized treatment, hardware are of Stainless steel or zinc plated steel, mounting bracket is of extruded aluminium for the best strength and the connector is placed in rear position for an easily access. To increase the antenna gain please install it in stacked or bayed array.


  • Base station antenna, Directional
  • Wide band, High-gain
  • Highly symmetrical radiation pattern in both planes (E and H)
  • Protection from static discharges DC-ground
  • Made of anodized aluminium alloy
  • Stacked and bayed array for more gain
  • Optional: tilting bracket for +-20°

    Electrical Data

  • Type: 4 elements yagi antenna
  • Frequency range: 300-500 MHz @ SWR ≤2 No tuning required
  • Impedance: 50Ω
  • Front to back ratio: ≥ 17 dB
  • Polarization: linear vertical or horizontal
  • Gain: 5.85 dBb - 8 dBi
  • Max. power (CW) 150 Watts
  • Grounding protection: All metal parts are DC-grounded, the inner conductor shows a DC short
  • Connector: N-female with rubber protection cap

    Mechanical Data

  • Materials: Anodized 6063-T5 Aluminium, EPDM rubber, thermoplastic UV stabilized, Chromed brass
  • Wind load / resistance: 180 Km/h
  • Wind surface: 0.048 m²
  • Dimensions (L x W approx.): 600x480mm; 2x1.57 ft
  • Weight (approx.): 1300gr
  • Tourning radius: 470mm
  • Operating temperature: -40° C to +60° C
  • Mounting mast: Ø 35-52 mm

  • This product was added to our catalog on Saturday 19 May, 2018.

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