(By John Garziglia) “Here we are again” are the first words in the U.S. Court of Appeals for the 3rd Circuit’s 4th Prometheus Radio Project v. FCC decision. This decision is one more chapter in a ...

A) With the P1 we regulate the intensity of sound. B) With the P2 we regulate the frequency of reception. C) Optionally: If you want to check the frequency with your PC it will be supposed you make ...

For the first time in history, a prototype radio has been created that is claimed to be completely digital, generating high-frequency radio waves purely through the use of integrated circuits and a ...

Michel Durr, Analog & RF Imaging IC Design Program Manager talks to AZoNano about impulse radio ultra-wideband circuits for measuring distances within centimeters of accuracy. BeSpoon, a fabless ...

Full-duplex radio communication usually involves transmitters and receivers operating at different frequencies. Simultaneous transmission and reception on the same frequency is the Holy Grail for ...

A simple fm radio transmitter circuit which covers frequencies from 88 to 108 MHz. It is built with 3 transistors: BC109, BFR91A and BFR96S. It is quite stable and the output power is around 200 mW.