Sirio GPA 40-70 Mhz ground plane base antenna


40-70 Mhz  | 1000 Watts | 2.15 dBi | 1/4 Wavelength 

 

  • Sirio GPA 40-70 is 1/4 λ VHF base antenna for professional and 6 meter band within 40-70MHz. Manufactured from robust aluminim alloy and weather proof plastics. 
  • High quality materials garrantee maximum effectivеness and long term exploitation.
  • Sirio GPA 40-70 - VHF antenna type groundplane for base station applications in frequency range 40MHz - 70 MHz tunable base antenna.

Features:

  • Base station antenna, Mono-band
  • Omnidirectional, Unity gain
  • Made of aluminium alloy 6063 T-832
  • Perfect protection against the worst weather conditions
  • Tunable by whip length adjusting
  • Side mast mounting allowed by optional bracket FT-2 code 2510004.00

    Electrical Data

  • Type: 1/4λ ground plane large band
  • Frequency range:unable 40...70 MHz
  • Impedance: 50Ω
  • Radiation (H-plane): 360° omnidirectional
  • Radiation (E-plane): beamwidth @ -3 dB = 86°
  • Radiation angle: 0°
  • Polarization: linear vertical
  • Gain: 0 dBd - 2.15 dBi
  • Bandwidth @ SWR ≤2
  • SWR @ res. freq.: ≤ 1.2 @ start freq.
  • Max. Power (CW) @ 30°C:  1000 Watts
  • Connector: UHF-female

    Mechanical Data

  • Materials: Aluminium, Chromed brass, Nylon
  • Wind load / resistance: 54 N at 150 Km/h / 150 Km/h
  • Wind surface: 0.05 m²
  • Height (approx.): 1930 mm
  • Weight (approx.): 700 gr
  • Mounting mast: Ø 35-40 mm