Sirio - SY-4

Product code: 104
Factory code: 2105201.00

Directional 4 elements Yagi antenna for 26.5 - 30.0 MHz (tunable) with gamma match feed system. Elements and boom of generous section are completely made of anticorodal aluminum. The elements are fixed to the boom by a strong die-cast metal support to get the maximum strength. All connections are waterproof and it is supplied with UHF female connector. All metal parts and hardware are weather resistant.

We can not ship this product, shipping cost on request.

Frequency range: 26.5 - 30 MHz tunable
Out of stock - Longer delivery time
€173.51 (173.51 excl. 0% VAT)

Electrical data

  • Electrical type: 4 elements Yagi
  • Gain: 11 dBd, 13.15 dBi
  • VSWR: ≤ 1.2
  • Bandwidth: 850 kHz @ 26.5 MHz ≤ 2.0
  • Power continues: 1000 Watts (CW)
  • Power peak: 3000 Watts (CW)
  • Impedance: 50 Ohm
  • Polarization: Linear horizontal

Mechanical data

  • Materials: Aluminium, galvanized steel, zamak
  • Mast Ø: 35 - 50 mm
  • Max wind resistance: 120 km/h
  • Length: 5846 mm
  • Height: 100 mm
  • Width: 4030 mm
  • Weight: 6100 gram
  • Mounting type: On mast
  • Antenna connector: UHF-female
  • Boom length: 4030 mm
  • Boom diameter Ø: 33 mm
  • Max. element length: 5846 mm
  • Element diameter Ø: 8 - 12 - 16 mm
  • Tuning radius: 3700 mm

Inside the box

  • Antenna: Yes
  • Mounting parts: Yes
  • Installation manual: English

Downloads