Sirio SY68-3 4m Yagi Antenna
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The Sirio SY68-3 is a 3-element Yagi beam antenna designed for the 4-meter (70 MHz) amateur radio band, offering directional gain and a compact build suitable for both fixed and portable installations. Sirio is a well-regarded Italian antenna manufacturer, and this model reflects their reputation for solid construction and reliable performance. Overall it presents a strong option for operators looking to improve signal direction and gain on the 4m band without a large or complex antenna system.
Key Features & Specs
| Frequency | 70 MHz (4-meter amateur radio band) |
|---|---|
| Design | 3-element Yagi beam providing directional gain over a dipole |
| Gain | Approximately 7.5 dBd forward gain typical of a 3-element Yagi configuration |
| Construction | Aluminium elements and boom for lightweight durability and weather resistance |
| Connector | SO-239 (UHF female) coaxial connector for standard PL-259 cable termination |
| Mounting | Mast clamp included, compatible with standard vertical mast diameters |
| Impedance | 50 ohm nominal input impedance for direct connection to most transceivers |
Best for: Licensed amateur radio operators active on the 4-meter band who want to improve directional performance, reduce interference from unwanted directions, and make the most of sporadic-E or local VHF propagation conditions.