The FCC requires that a translator be identified. There are two ways. You can announce the call letters of the translator ...

AM radio is similar – it uses energy to change the height of the radio waves travelling through the air. FM is like a paddle that move the water around us. Instead of making the waves bigger, we’re ...

The Phasitron proportionately frequency modulates an ultra-stable, crystal-generated, very low subharmonic of the output ...