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2021 Scheme Basic Electronics and Communication 21ELN14/24 Module 4 Notes (Download👇)
21ELN14/24 Module 4
Analog and Digital Communication
Module 4
Analog and Digital Communication – Modern communication system scheme, Information source, and
input transducer, Transmitter, Channel or Medium – Hardwired and Softwired, Noise, Receiver,
Multiplexing, Types of communication systems.
Types of modulation (only concepts) – AM (only 2.2, no 2.2.1 and rest), FM, Phase Modulation, Pulse
Modulation, PAM, PWM, PPM, PCM.
Concept of Radio wave propagation (Ground, space, sky)
- Concepts of Sampling theorem, Nyquist rate, Digital Modulation Schemes (also see 6.12) – ASK, FSK, PSK
- Radio signal transmission
- Multiple access techniques
- Multipath and fading
- Error Management
- Antenna, Types of antennas
Download 21ELN14/24 Module 5 Notes
Download 21ELN14/24 Module 3 Notes
