Sirio Antenna SY4 4 Element Base Antenna
SKU
SIRIO SY4 26.5-30MHZ
Sirio Antenna SY4 4 Element Base Antenna
Features:
- Base station antennas
- Directional, High-gain
- Horizontal polarization
- Factory tuned at mid-band
- High power handling capability
- Elements equipped whit waterproof jointing sleeve
- Made of aluminium alloy 6063 T-832
Electrical Data
- Type: SY 27-4: 4 element Yagi antenna
- Frequency range: SY 27-4: 26.9-27.5 MHz @ SWR ≤ 2
- Impedance: 50Ω
- Radiation (H-plane): directional
- Polarization: linear horizontal
- Gain: SY 27-4: 11 dBd, 13.15 dBi
- Bandwidth @ SWR ≤ 2: SY 27-4: ≥ 600 KHz
- SWR @ res. freq.: ≤ 1.2
- Max. power: 1000 Watts (CW) continuous 3000 Watts (CW) short time
- Feed system / position: Gamma match / center
- Connector: UHF-female
Mechanical Data
- Materials: Aluminium, Steel, Nylon
- Wind load: SY 27-4: 80 N at 150 Km/h
- Wind resistance: 120 Km/h
- Wind surface: 0.07 m²
- Dimensions (approx.): SY 27-4: 5725x4030x100 mm
- Boom length / diameter: SY 27-4: 4030 mm / 33 mm
- Max. element length (approx.): SY 27-3: 5740 mm SY 27-4: 5725 mm
- Turning radius (approx.): SY 27-4: 3600 mm
- Weight (approx.): SY 27-4: 6100 gr
- Mounting mast: Ø 35-50 mm
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