also known as FM. used in both analogue and digital systems. a carrier is modulated by a program or modulating source/oscillator. the amount of modulation is called the “index’ and determines the ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Edwin Armstrong was the inventor of the frequency modulation (FM) system, the basis for almost all ...

/ c ± n.m / for n = 0, 1, 2, 3, .... where n is the sideband pair number In this expression, the + indicates the upper sidebands, and the - indicates lower ones ...