JNTUK R19 B.Tech ECE 2-2 Analog Communications Material/ Notes PDF Download

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JNTUK R19 B.Tech ECE 2-2 Analog Communications Material/ Notes PDF Download: For B.Tech ECE students at JNTUK R19 2-2, having quality study material on Analog Communications is crucial. The JNTUK R19 B.Tech ECE 2-2 Analog Communications Material covers the basics of communication systems, teaching various techniques for analog modulation and demodulation. Students learn to evaluate different modulation methods and understand the key features of each. They also explore the functional blocks of radio transmitters and receivers, gaining insight into how these systems work. Additionally, students get familiar with generating and demodulating pulse-modulated signals.

Accessing JNTUK R19 B.Tech ECE 2-2 Analog Communications Notes in PDF format makes learning easier, helping students prepare for their exams and future endeavors in the field of analog communication.

JNTUK R19 B.Tech ECE 2-2 Analog Communications Material – Units

Unit 1 Syllabus PDF Download | JNTUK R19 B.Tech ECE Analog Communications Material

Amplitude Modulation: Introduction to the communication system, Need for modulation, Frequency Division Multiplexing, Amplitude Modulation, Definition, Time domain and frequency domain description, single tone modulation, power relations in AM waves, Generation of AM waves, square law Modulator, Switching modulator, Detection of AM Waves; Square law detector, Envelope detector.

Unit 2 Syllabus PDF Download | JNTUK R19 B.Tech ECE Analog Communications Material

DSB & SSB Modulation: Double side band suppressed carrier modulators, time domain and frequency domain description, Generation of DSBSC Waves, Balanced Modulators, Ring modulators, Coherent detection of DSB-SC Modulated waves, COSTAS Loop. Frequency domain description, Frequency discrimination method for generation of AM SSB Modulated Wave, Time domain description, Phase discrimination method for generating AM SSB Modulated waves. Demodulation of SSB Waves, Vestigial sideband modulation: Frequency description, Generation of VSB Modulated wave, Time domain description, Envelope detection of a VSB Wave pulse Carrier, Comparison of AM Techniques, Applications of different AM Systems, FDM.

Unit 3 Syllabus PDF Download | JNTUK R19 B.Tech ECE Analog Communications Material

Angle Modulation: Basic concepts, Frequency Modulation: Single tone frequency modulation, Spectrum Analysis of Sinusoidal FM Wave, Narrow band FM, Wideband FM, Constant Average Power, the Transmission bandwidth of FM Wave – Generation of FM Waves, Detection of FM Waves: Balanced Frequency discriminator, Zero crossing detector, Phase locked loop. Comparison of FM & AM.

Unit 4 Syllabus PDF Download | JNTUK R19 B.Tech ECE Analog Communications Material

Transmitters & Receivers: Radio Transmitter – Classification of Transmitter, AM Transmitter, Effect of feedback on performance of AM Transmitter, FM Transmitter – Variable reactance type and phase modulated FM Transmitter, frequency stability in FM Transmitter.

Radio Receiver: Receiver Types – Tuned radio frequency receiver, Super heterodyne receiver, RF section, and Characteristics – Frequency changing and tracking, Intermediate frequency, AGC, FM Receiver, Comparison with AM Receiver, Amplitude limiting. Communication Receivers, extensions of the super heterodyne principle, and additional circuits.

Unit 5 Syllabus PDF Download | JNTUK R19 B.Tech ECE Analog Communications Material

Noise: Review of noise and noise sources, noise figure, Noise in Analog Communication Systems, Noise in DSB& SSB Systems, Noise in AM Systems, Noise in Angle Modulation Systems, Threshold effect in Angle Modulation System, Pre-emphasis & de-emphasis

Pulse Modulation: Types of Pulse modulation, PAM (Single polarity, double polarity) PWM: Generation & demodulation of PWM, PPM, Generation and demodulation of PPM, Time Division Multiplexing, TDM Vs FDM

JNTUK R19 B.Tech Analog Communications Material – Outcomes

• Distinguish between different analog modulation and demodulation techniques, highlighting their unique spectral characteristics.
• Evaluate the noise characteristics associated with various analog modulation methods to understand their impact on signal quality.
• Break down the functional blocks of radio transmitters and receivers, examining their roles in signal processing and transmission.
• Create basic analog systems tailored to specific modulation techniques, applying design principles to ensure efficient signal transmission and reception.
• Gain insights into the complexities of analog communication systems by studying modulation schemes, noise analysis, and the design of radio transmitters and receivers.

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