What is Modulation and Demodulation ? Need of Modulation.
Modulation of a radio wave can be performed by varying one or more of its signal components—amplitude, frequency, or phase—while keeping its other signal components constant. (Pulse modulation is yet another form of modulation, without a carrier, in which pulses with precisely known characteristics are transmitted and details can be learned about a target by receiving the reflected pulses from the target.) Follow me on :Facebook,Google +, Instagram, Pinterest,Bloggers. Instagram: https://www.instagram.com/jignesh_131/ Facebook : https://www.facebook.com/Jignesh-Shah-1313739588701714/ Bloggers : https://jigneshshahb1999.blogspot.in/ Google + : https://plus.google.com/101414941209777473249 Twitter : https://twitter.com/JIGNESH64816174 LIKE SHARE AND SUBSCRIBE...............