Questions tagged [cosine]

This is probably a bad question but I'll ask anyway because I'm often confused by it. Many textbooks explain how the movement of $z$ around the unit circle can be broken up into a sine wave along the horizontal axis axis and a cosine wave on the…

I want to multiply sine and cosine signals(have same frequency). I've sampled the signals and converted to digital . Samples can range from 0 to 4096. like 4095, 4078, 4028, 3945, 3832, etc... I want to multiply(In IDE using C lang.) them(mixer…