(1) amplitude modulation ::
Ukushintshashintsha kwezwi amplitude(2) frequency modulation ::
imvamisa ukushintshashintsha kwezwi(3) pulse width modulation ::
ishayela ububanzi ukushintshashintsha kwezwi(4) phase modulation ::
isigaba ukushintshashintsha kwezwi(5) pulse code modulation ::
Ikhodi ishayela ukushintshashintsha kwezwi(6) zero modulation ::
zero ukushintshashintsha kwezwi