Detailed Explanation of AM Modulation (Amplitude Modulation), its working principle, and basic Need of Modulation.
Communication means exchanging information from one place to another, it is what Human beings do to convey their emotions, their thoughts, ideas and feelings to one another. Communication is happening from the beginning of humankind. Most Humans communicated through spoken words or with their gestures and postures (Nonverbal communication). Later written communication was developed. Humans wrote letters to one another and eventually invented newspapers and books. Although the bulk of huge information is still oral, a huge volume of information is exchanged by means of the written word.