Sirio SY 78-2: 2 Element Yagi Beam Antenna


Upgrade your VHF low-band communication with the Sirio SY 78-2: 2 Element Yagi Beam Antenna. Directional and durable, this antenna offers a frequency range of 78 – 88 MHz without the need for tuning. With a maximum power handling of 350W and easy installation on mast mounts, it’s the ideal choice for improved signal strength and clarity.


Enhance your VHF low-band communication with the Sirio SY 78-2: 2 Element Yagi Beam Antenna. Designed for optimal performance, this directional antenna offers reliable connectivity over a broad frequency range of 78 – 88 MHz, without the hassle of constant tuning.

Crafted for durability and efficiency, the Sirio SY 78-2 features two elements in a Yagi configuration, ensuring linear vertical or horizontal polarization based on your preference. With a gain ranging from 2.85 dBd to 5 dBi, experience improved signal strength and clarity in your transmissions.

Engineered for power and protection, this antenna boasts a maximum power handling capacity of 350 W (CW), safeguarded by grounding protection that DC-grounds all metal parts and utilizes capacitive coupling in the inner conductor. Plus, with a UHF-female (SO-239) connector, installation is a breeze.

Constructed from high-quality materials including aluminium, chromed brass, galvanized steel, and Zamak, the Sirio SY 78-2 is built to withstand harsh environmental conditions while maintaining peak performance. At approximately 1895 x 1250 mm (6.22 x 4.1 ft) in dimensions and weighing just 2610 grams (5.75 lb), it offers a compact yet robust solution for your communication needs.

Effortless to install, the Sirio SY 78-2 is designed for on-mast mounting, making it suitable for a variety of setups and configurations. Elevate your communication capabilities with the Sirio SY 78-2: the reliable choice for VHF low-band enthusiasts.

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Electrical Data:

  • Type: 2 elements Yagi
  • Radiation: Directional
  • Polarization: Linear Vertical or Horizontal
  • Frequency range: 78 – 88 MHz No tuning required
  • Systems: VHF Low-band (66-88MHz)
  • Gain: 2.85 dBd – 5 dBi
  • Max Power: 350 W (CW)
  • Grounding protection: All metal parts are DC-grounded, the inner conductor is coupled capacitively
  • Connector: UHF-female (SO-239)

Mechanical Data:

  • Materials: Aluminium, Chromed brass, Galvanized steel, Zamak
  • Dimensions (approx): 1895 x 1250 mm / 6.22 x 4.1 ft
  • Weight (approx): 2610 grams / 5.75 lb
  • Mounting type: On-Mast

Additional information

Weight5 kg