Circuit architectures including slope detectors, balanced slope detectors, Foster-Seeley discriminators, and ratio detectors. 4. Radio Receivers
: Limitations and spectral limitations of channels. 2. Amplitude Modulation (AM)
The book is specifically tailored for undergraduate students pursuing degrees in: Electronics and Communication Engineering (ECE) Electrical Engineering (EE) Information Technology (IT) Computer Science Engineering (CSE) 🔍 Core Topics Covered in the Textbook
To fully appreciate the textbook, it's important to understand the topic it covers. Analog communication is a method of transmitting information (like voice, video, or data) using a continuous signal that varies in amplitude or frequency. | Derivation of FM equations
Every communication system consists of three primary components: the transmitter, the channel, and the receiver. In an analog system, these components handle continuous waveforms.
The pedagogical approach used by Abhishek Yadav makes the textbook highly accessible for independent study:
The introductory chapters establish the mathematical framework necessary to analyze communication channels. instantaneous frequency concepts
The receiver extracts the original message from the degraded signal arriving from the channel. It includes:
The textbook, published by , is designed for engineering students and candidates preparing for exams like GATE , IES , and AMIE . Analog Communication System - Abhishek Yadav - Google Books Pages displayed by permission of Firewall Media. Copyright. Analog Communication System - Google Books
| | Description | Applications | | :--- | :--- | :--- | | Amplitude Modulation (AM) | The amplitude of the carrier signal is varied in proportion to the message signal. | AM radio broadcasting. | | Frequency Modulation (FM) | The frequency of the carrier signal is varied in proportion to the message signal. | FM radio broadcasting, analog television sound. | | Phase Modulation (PM) | The phase of the carrier signal is varied in proportion to the message signal. | Less common alone, but often used in digital modulation schemes. | | Pulse Modulation (PAM, PWM, PPM) | The information is encoded in the amplitude, width, or position of pulses. | Early telephone systems, control systems. | | Less common alone
Derivation of FM equations, instantaneous frequency concepts, and the use of Carson’s Rule to estimate bandwidth requirements.
The transmitter modifies the baseband signal (the original information) so it can travel long distances. It includes:
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