Sirio GPA 27-45 Ground Plane Antenna

$34.00

  • 1/4 Wave Ground Plane Antenna
  • Made of Non-Corrosive Aluminium
  • Height: 4730 mm
  • Connection: UHF Female

Description

Sirio GPA 27-45 quarter-wave tunable ground plane antenna.

Features:

  • Base station antenna from 27 MHz (CB band) to 45 MHz (VHF)
  • Unity-gain (2.15 dBi)
  • Omnidirectional
  • Low radiation angle for excellent DX
  • High power handling capability
  • Made of aluminium alloy 6063 T-832
  • Tunable by whips length adjusting (tuning diagram included)
  • Side mast mounting allowed by optional bracket FT-2 code 2510004.00

Electrical Data:

  • Type: 1/4 wave ground plane
  • Frequency range: tunable from 27 to 45 MHz
  • Impedance: 50 Ohm
  • Radiation (H-plane): 360° omnidirectional
  • Polarization: linear vertical
  • Gain: 0 dBd, 2.15 dBi
  • Bandwidth @ SWR 2:1: 2500 kHz (230 channel) @ 27 MHz
  • SWR @ resonance: 1.2:1
  • Max. power: 1000 W (CW) continuous, 3000 W (CW) short time
  • Feed system / position: direct / center
  • Connector: SO-239 (UHF-female)

Mechanical Data:

  • Materials: Aluminium, Chromed brass, Nylon
  • Wind load / resistance: 126 N at 150 km/h / 130 km/h
  • Wind surface: 0.11 m²
  • Height (approx): 4730 mm from stylus top to radial bottom
  • Height (from base mount): about 2.75 m @ 27 MHz
  • Weight (approx): 1250 gr
  • Radial length (approx): 2680 mm