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Sirio GP 3-E 140 - 175 Mhz VHF Base Station Antenna

  • Model: SIR-VHBA-GP3E
  • Shipping Weight: 2 lbs
  • 24 Units in Stock

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$49.00

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5/8 λ Ground Plane base station antenna for land and marine service. It works on the frequency range of 135-175 MHz by using the tuning diagram enclosed. The matching coil is DC feeded for a perfect protection from the static discharges. GP 3-E is made of non-corrosive aluminium and assembled on a very strong base of die-cast metal to get the maximun robustness and the best performance. Tuning is easy by following the attached directions.

Features:

  • Base station antenna, Omnidirectional
  • Low-gain, Mono-band
  • Suitable for land and marine service
  • Tunable by whip cutting
  • Protection from static discharges DC-Ground
  • Made of aluminium alloy 6063 T-832
  • Side mast mounting allowed by optional bracket FT-3 code 2511301.00

    Electrical Data

  • Type: 5/8λ ground plane
  • Frequency range: tunable 140...175 MHz
  • Systems: 2m-HAM, VHF Marine Band, ORBCOMM M2M, AIS-162MHz, ISM-169MHz
  • Impedance: 50Ω
  • Radiation (H-plane): 360° omnidirectional
  • Radiation (E-plane): beamwidth @ -3 dB = 67°
  • Radiation angle: 18°
  • Polarization: linear vertical
  • Gain: 1.5 dBd - 3.65 dBi
  • Bandwidth @ SWR ≤2: see diagram
  • SWR @ res. freq.: see diagram
  • Max. Power (CW) @ 30°C: 200 Watts
  • Grounding protection: All metal part are DC-grounded, the inner conductor shows a DC-short
  • Connector: UHF-female, gold plated central pin

    Mechanical Data

  • Materials: Aluminium, Zamak, Zinc plated steel
  • Wind load / resistance: 28 N @ 150 Km/h / 150 Km/h
  • Wind surface: 0.02 m²
  • Height (approx.): 1480 mm/ 4.86 ft
  • Weight (approx.): 570 gr
  • Radial length (approx.): 530 mm
  • Mounting mast: Ø 25-30 mm

    • This product was added to our catalog on Monday 15 April, 2024.

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