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Definition of amplitude modulation

'State the advantages and disadvantages of the three types of a... | Filo

Write briefly any two factors which demonstrate the need for modulating a signal. Draw a suitable diagram to show amplitude modulation using a sinusoidal signal as the modulating signal. - Physics | Shaalaa.com

List the effects of a modulation percentage greater than 100. Explain why complex non-sinusoidal and distorted signals produce a greater bandwidth AM signal than a simple sine wave signal of the same frequency.