SIRIO SY 27-4

4-elementtinen suunta-antenni, viritettävissä 26,9 - 29,7 MHz

• Sirio SY 27-4, puomin pituus 4030 mm, pisin elementti 5725 mm
• 4 element Yagi (Beam) Antenna
• Covers : 26.9 - 29.5 MHz ( Cutting chart supplied)
• Directional, High-Gain
• Horizontal polarization Factory tuned at 11metre mid-band
• High power handling capability
• Elements equipped with waterproof jointing sleeve
• Made of aluminium alloy 6063 T-832

Electrical Data

• Frequency range: 26.9-27.5 MHz (adjustable up to 29.50 MHz)
• Impedance: 50 Ohm unbalanced
• Radiation (H-plane): directional
• Polarisation: horizontal
• Gain: 11 dBd, 13.15 dBi   (14dbi @ 60ft mounting)
• Bandwidth at S.W.R. 2:1: 600 KHz
• S.W.R. at res. freq.: = 1.2:1
•  Max. power: 1000 Watts (CW) continuous

• Materials : aluminium, Steel, Nylon
• Wind Load : 80N @ 150Km/h
• Wind resistance : 120Km/h
• Wind Surface : 0.07 m2
• Dimensions approx : 5725 X 4030 X 100mm
• Boom Length / diameter : 4030mm /33mm
• Max element length : 5725mm
• Turning radius : 3600mm approx
• Weight approx :  6100g
• Mounting Mast : 35-50mm