Fig 1. A conventional legacy radio receiver (a) uses the standard analog superheterodyne architecture with analog circuitry performing all functions. A more advanced superheterodyne receiver (b) uses ...

Measuring the performance of antennas in absolute terms that can involve a lot of expensive equipment and specialized facilities. For practical applications, especially when building antennas, ...

Signal modulation is one of the most basic and important concepts in the RF industry. It consists of using the variation of one or more parameters of a carrier signal to transmit information, ...