Sirio GP FM antenne FM GPA 66-108 (500W)

• Base station antenna, Mono-band
• Omnidirectional, Unity gain 
• Made of aluminium alloy 6063 T-832
• Tunable by whip length adjusting
• Side mast mounting allowed by optional bracket FT-2 code 2510004.00
• Type: 1/4? ground plane
• Frequency range: tunable from 66 to 108 MHz
• Impedance: 50? unbalanced
• Radiation (H-plane): 360? omnidirectional
• Radiation (E-plane): beamwidth at -3 dB = 86?
• Radiation angle: 0?
• Polarization: vertical
• Gain: 0 dBd - 2.15 dBi
• Bandwidth at V.S.W.R. 2:1:  6.5 MHz at 66 MHz
• V.S.W.R. at res. freq.: ? 1.2:1 at start freq.
• Max. power: 500 Watts
• Feed system / position: direct / center
• Connection: UHF-female (SO239)

Mechanical Data:

• Materials: Aluminium, Chromed brass, Nylon
• Wind load / resistance: 54 N at 150 Km/h / 150 Km/h
• Wind surface: GPA 66-108: 0.05 m2
• Height (approx.): 1930 mm
• Weight (approx.): 1Kg