Sirio SY 27-4
4-Element 10/11Metre Yagi Beam Antenna
Description
The Sirio SY 27-4 is a very good light weight, high gain quality, Yagi antenna that won't break the bank. It is well constructed and gives great performance on 26.9-27.5 MHz. The SY27-4 is easily adjusted to cover up to 29MHz in the 10 metre Amateur Band. Darren G0TSM ran a pair on 28 MHz with outstanding results last solar maximum.
- Sirio SY 27-4
- 4 element Yagi (Beam) Antenna
- 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
- Frequency range: 26.9-27.5 MHz (adjustable up to 29.00 MHz)
- Impedance: 50 Ohm unbalanced
- Radiation (H-plane): directional
- Polarization: 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
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