Hidetsugu Yagi and “his” antenna. Source: Physics World.com Having ... or sometimes a folded dipole to increase the impedance. The parasitic elements shape and direct the beam using ...

The long-wire dipole antenna is effective for low-frequency systems. Adding LC traps makes a single-band dipole antenna into ...

Slight changes in length or the angle between two elements result in a vastly different resonant frequency or a significant change in the antenna’s impedance ... pair of WiFi Yagi antennas.

The actual impedance of the antenna at its center ... of the dipole or ground plane antennas. For example, a Yagi-Uda antenna adds parasitic elements like a director and/or reflector to a dipole ...

Researchers in Japan have built a nano-scale version of the classic antenna used to pick up TV signals in millions of homes around the world. The device, which is based on the “Yagi-Uda” antenna, ...

LOGAN, Utah — Oxford Space Systems announced the successful deployment Aug. 7 of its Yagi very high frequency, high gain antenna. The U.K. company released images showing Yagi deploy on the Ymir ...