Sirio GPA 66 108 Mhz 4m 70MHz antenna

Sirio GPA 66-108 is 1/4 ‘é VHF base antenna for professional and HAM 4m bands 66MHz - 108MHz. Manufactured from robust aluminim alloy and weather proof plastics. High quality materials garrantee maximum effectiv_µness and long term exploitation.

Sirio GPA 66-108 - VHF antenna type groundplane for base station applications in frequency range 66MHz - 108MHz tunable base antenna Omnidirectional, Unity gain Made of aluminium alloy 6063 T-832 Perfect protection against the worst weather conditions Tunable by whip length adjusting

Electrical Data Type: 1/4‘é ground plane large band Frequency range: GPA 66-108: tunable 66...108 MHz Impedance: 50‘

Radiation (H-plane): 360 omnidirectional Radiation (E-plane):

beamwidth @ -3 dB = 86ŒÁ

Radiation angle: 0ŒÁ Polarization: linear vertical

Gain: 0 dBd - 2.15 dBi

Bandwidth @ SWR äŠ_2: 6.5 MHz at 66 MHz SWR @ res. freq.: äŠ_ 1.2 @ start freq.

Max. Power (CW) @ 30ŒÁC: GPA 66-108: 500 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 mŒ

Height (approx.): 1930 mm

Weight (approx.): 700 gr

Mounting mast: íÖ 35-40 mm