Nevada Radio

Sirio SY 27-4

4-Element 26-28 MHz Yagi Beam Antenna

Price:

£99.95

 

Delivery:

£4.05 Surcharge

Due to excessive size

Availability:

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  • Sirio SY 27-4: Image 1
  • Sirio SY 27-4: Image 2
  • Sirio SY 27-4: Image 3
  • Click an image to enlarge it...

Description

Sirio SY-4

The Sirio SY 27-4 is a very strong but lightweight, 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. ( See polar diagram under pictures for dimensions)

Darren G0TSM ran a pair of these antennas on 28 MHz with outstanding results last solar maximum see review section for more info.

  • 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
Electrical Data
  • Frequency range: 26.9-27.5 MHz (adjustable up to 29.00 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



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