> [!note] [Image of a Yagi antenna](https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcR43ZXKXzIm32EH7LLtxOCsERuZWAaBEvpW5g&s) **What is a Yagi antenna?** A Yagi antenna is a directional shortwave antenna. **What does a Yagi antenna consist of?** A Yagi antenna consists of: * A driven element like a dipole. * A reflector. * Multiple parasitic elements which serve as directors and concentrators. **How do Yagi antennas propagate signals?** Yagi antennas propagate signals *in the direction from the driven element toward the directors.* **Who invented the Yagi antenna?** The Yagi antenna was invented by *Shintaro Uda* and *Hidetsugu Yagi.* **For what range of communication are Yagi antennas used?** Yagi antennas are used for *medium-range communication of about three to five miles.* **Yagi antennas are also used as ... antennas to connect clients to ...** Yagi antennas are also used as *bridge* antennas to connect clients to *access points.* **What frequency bands are ideal for Yagi antennas?** The frequency bands ideal for Yagi antennas are *High Frequency (HF)* and *Ultra High Frequency (UHF) bands.*