bi-quad

10 лет назад

This video shows how to build a powerful, portable Wi-Fi antenna using a sardine can and a cheap Wi-Fi dongle. The creator demonstrates how to modify the dongle and build the antenna, providing tips and tricks along the way. The video concludes with a test of the antenna's effectiveness.

10 месяцев назад

This video explores the construction and operation of a "double quad" antenna, also known as a "bi-quad." The presenter demonstrates how to build these antennas for various frequency bands, including 2 meters, 70 centimeters, and 23/24 centimeters. They also discuss the benefits of adding reflectors to increase gain and how to adjust the distance between elements and reflectors to achieve desired impedance.

9 лет назад

This video demonstrates how to build an omnidirectional biquad antenna for 2.4GHz. The creator explains the process step-by-step, including how to make the backward elements, solder the coax, and test the antenna against a dipole antenna. The video aims to show viewers how to build a powerful omnidirectional antenna that can be used for various applications.

9 лет назад

This video provides detailed measurements for building a long-range biquad yagi antenna. The creator demonstrates the construction process and compares the performance of the new antenna to the smaller version. The video includes downloadable PDF files with measurements and artwork for those who want to build their own.