Sirio SA 270 MN VHF/UHF Fiberglass Hi-Gain Dual Band Antenna
Sirio SA 270 MN VHF/UHF Fiberglass Hi-Gain Dual Band Antenna
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Brand:
Sirio -
Product Code:
SIR-DBBA-0270 - In Stock
Ground Plane colinear dual-band antenna for base station service working on the radio-amateur frequency of 2m/70cm. The radial whip is of brass inserted in a conic fiberglass tube for a perfect protection from the worst climates and the radials are of stainless steel to get the maximun strength. They are supplied with a solid aluminium bracket for an easy installation on the support mast.
Works for for VHF 143-149 MHz, UHF 440-450 MHz
Features:
Base station antenna, OmnidirectionalDual-bandVHF Low-gain, UHF High-gainProtection from static discharges DC-GroundStainless steel hardware and radialsEquipped with anodized aluminium bracket for an easy side mast installationHigh quality whip made of brass and copper protected by fiberglass tubeElectrical Data
Type: VHF: 6/8λ colinear UHF: 3 x 5/8λ colinearFrequency range @ SWR ≤2: VHF 143-149 MHz, UHF 440-450 MHzImpedance: 50ΩRadiation (H-plane): 360° omnidirectionalRadiation (E-plane): VHF: beamwidth @ -3 dB = 61° UHF: beamwidth @ -3 dB = 30°Radiation angle: 0°Polarization: linear verticalGain: VHF: 2 dBd - 4.15 dBi UHF: 4.2 dBd - 6.35 dBiMax. power (CW) @ 30°C: 200 WattsGrounding protection: all metal parts are DC-grounded, the inner conductor is coupled capacitivelyConnector: N-female, gold plated central pinMechanical Data
Materials: Fiberglass, Aluminium, Brass, Stainless SteelWind load / resistance: 56 N @ 150 Km/h / 180 Km/hWind surface: 0.05 m²Height (approx.): 1780 mmWeight (approx.): 900 grRadial length (approx.): 170 mmMounting mast: Ø 35-54 mm
Tags: vhf/uhf dual band antenna
