Analog Communications

 

Introduction

Block Diagram of Analog Communication system.

Need for modulation

Amplitude Modulation

Single tone AM

Effective Modulation index of a Multi-tone AM signal.

Time domain representation of SSB-SC signal.

Frequency domain representation of a Wide Band FM.

Indirect method of generation of FM signal.

Tuned Radio Frequency Receiver.

Super heterodyne Receiver.

Automatic Gain Control (AGC).

Choice of Intermediate Frequency (or) IF Amplifier in a Radio Receiver.

Double spotting.

Receiver Characteristics.

Generation of PWM and PPM signals using Wave forms

Pulse Position Modulation (PPM).

Phase Locked Loop (PLL).

Figure of merit of FM.

Capture effect in Frequency Modulation.

Noise.

 

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