Learn about the reflection of high-frequency signals in 5G communications and how impedance discontinuities can influence ...

You’d think that mixing two signals would be adding them together. Turns out, adding in the frequency domain looks like multiplication in the time domain, so we actually want to multiply the two ...

With AM radio, the amplitude, or overall strength, of the signal is varied to incorporate the sound information. With FM, the frequency (the number of times each second that the current changes ...

Senate Bill 26 was written in response to a 2024 incident in Vanderburgh County where an individual allegedly used a signal ...

It has been a popular frequency range for many SETI programs. While the Microwave Window is a “cosmic quiet zone” the existence of the radio emission lines marking the Water Hole illustrates a problem ...

The working frequency is VHF 40~300MHz | UHF 470~890MHz. The antenna receives digital broadcast high definition TV signals. The Digital HDTV antenna constantly scans for new UHF channels as they ...