Microstrip circulators and isolators are important passive microwave devices used in various applications, including radar systems, communication systems, and microwave integrated circuits. They a...
The 3dB hybrid coupler is a passive device that divides an input signal into two equal amplitude signals with a 90° phase difference. At present, there are mainly 800-2500MHz wide-band 3dB hybrid c...
As technology advances, the telecom industry is keening on smaller, lighter communication systems, today we’d like to introduce how to take a cavity filter as a module carrier to design a miniaturi...
Radio frequency passive components are mainly used in the construction of wireless communication system base stations, and indoor distribution systems. Especially in the wireless signal in the buil...
What is a repeater
A repeater is a radio communication relay device with the function of receiving and amplifying mobile phone network signals. It is mainly used in areas where the base station sig...
In the face of a project indicator of RF design, one of the most common words is “dB”. For an RF engineer, dB is sometimes as familiar as its name. dB is a logarithmic unit that provides a convenie...