AM, or amplitude modulation, was the earliest way of sending voice over radio waves. That makes sense because it is easy to modulate a signal and easy to demodulate it, as well. A carbon ...

Amplitude modulation (AM) is also widely used to alter a carrier wave to transmit data. For example, in AM radio, the voltage (amplitude) of a carrier with a fixed center frequency (the station's ...

image above: The proposed CORDIC-less digital polar transmitter demonstrates superior power added efficiency (PAE) also ...

Three innovative design techniques substantially enhance wireless transmitter performance and can boost power efficiency and ...

Democrat Ed Markey, our junior U.S. senator, along with his conservative Republican colleague Ted Cruz of Texas, recently reintroduced the AM Radio for Every Vehicle Act. The legislation would direct ...

Three of the most common digital modulation schemes you’ll see in specifications are Frequency Shift Keying (FSK), Amplitude Shift ... you can always get your ham radio license, and access ...