Sirio GPA 66-108 – 1/4W Ground Plane Antenna (4M/VHF) (66-108 MHZ Tunable)

$45.00

1/4 wave Ground Plane Antenna for base station service working on 66 – 108 MHz by means of the tuning diagram enclosed.

Out of stock

Description

It is entirely made of non-corrosive aluminium and assembled on a strong die-cast base which allows an easy and safe installation assuring very good performance. Connector: UHF-female (SO-239).

Specifications

  • Type: 1/4 wave ground plane
  • Radiation: Omnidirectional
  • Polarization: Linear vertical
  • Frequency Range: 66-108 MHz
  • Tunable GPA 40-70: 3.7 MHz SWR 2 Max
  • Power: 500W (CW)
  • Connector: UHF-female (SO239)

Electrical Data

  • Type: 1/4 wave Ground Plane
  • Frequency Range: 66-108 MHz tunable by diagram
  • Impedance: 50 Ohms
  • Unbalanced Radiation (H-plane): 360° Omnidirectional
  • Radiation (E-plane): Beamwidth at -3 dB = 86°
  • Polarization: Vertical
  • Gain: 0 dBd – 2.14 dBi
  • Bandwidth at V.S.W.R. 2:1 6.5 MHz at 66 MHz
  • V.S.W.R. at res. freq less than 1.2:1
  • Max Power: 500 Watts
  • Feed System / Position: Direct / Center
  • Connection: UHF Female

Mechanical Data

  • Materials: Aluminium, chromed brass, nylon, stainless steel
  • Wind Load / Resistance : 54 N at 150 km/h / 150 km/h
  • Wind Surface: 0.05 m²
  • Height: 1930 mm
  • Weight: 700 g
  • Radial Length: 1080 mm
  • Mounting Mast Diameter: 35 – 40 mm

Additional information

Weight 1 kg