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