MSBTE 313324 Analog Electronics 3rd Semester Electronics Engineering K Scheme

 

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Analog Electronics (313324) – MSBTE 3rd Semester (K Scheme)

Unit‑Wise Structure & Marks Distribution

According to MSBTE’s K‑Scheme, the Analog Electronics syllabus is divided into five units totaling 70 marks 

Unit	Title	Marks
I	Power Amplifiers	12
II	Op-Amp and its Applications	18
III	Waveform Generators	14
IV	Active Filters	14
V	Specialized IC Applications	12

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Unit I – Power Amplifiers (12 marks)

Core Topics:

• Definition and purpose of power amplifiers

• Performance parameters: Gain, Bandwidth, Efficiency, Frequency Band, Distortion

• Classifications: Class A, Class B, Class AB, Class C

• Circuit diagrams, input/output waveforms, and efficiency calculations for:

  • Single‑stage Class A, B, AB, C

  • Push–Pull amplifier, Complementary Symmetry Push–Pull

  • Transformer‑less variants

• Distortion types in amplifiers

• General features of audio power amplifier ICs

• Role and importance of heat sinks in amplifier design All About EducationScribd

Keywords: power amplifier, Class A amplifier, efficiency, audio ICs, distortion, push‑pull, heat sink.

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Unit II – Op‑Amp and Its Applications (18 marks)

Core Topics:

• Operational Amplifier basics and characteristics (e.g., ideal Op‑Amp properties)

• Configurations and applications:

  • Inverting amplifier

  • Non‑inverting amplifier

  • Voltage follower (buffer)

  • Adder, Subtractor

  • Comparator, Schmitt Trigger

• Practical uses in signal conditioning, precision circuits, and instrumentation

Note: While detailed topics are inferred from common curriculum structure, the MSBTE outline confirms Op‑Amp importance in this unit ScribdAll About Education.

Keywords: op‑amp, inverting amplifier, non‑inverting amplifier, comparator, voltage follower, signal conditioning.

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Unit III – Waveform Generators (14 marks)

Core Topics:

• Fundamentals of feedback amplifier

• Types of feedback: Positive vs Negative, their pros and cons

• Oscillators: need, comparison with amplifiers

• Barkhausen criterion for oscillation

• Oscillator types with corresponding circuits:

  • Phase‑shift oscillator using IC 741

  • Hartley oscillator using IC 741

  • Crystal oscillator using BJT & FET All About Education

Keywords: waveform generator, feedback amplifier, Barkhausen criterion, oscillator, Hartley, phase‑shift, crystal oscillator, IC 741.

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Unit IV – Active Filters (14 marks)

Core Topics:

• Definition and comparison: Active vs Passive filters

• Advantages/disadvantages of active filters

• Essential filter concepts:

  • Order, Cut‑off Frequency, Pass Band, Stop Band, Center Frequency, Bandwidth, Roll‑off Rate, Q Factor

• Design and frequency response of First‑order and Second‑order:

  • Low‑pass filters

  • High‑pass filters All About Education

Keywords: active filter, passive filter, low‑pass, high‑pass, cutoff frequency, roll‑off, Q factor.

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Unit V – Specialized IC Applications (12 marks)

Core Topics:

• Practical applications using analog ICs such as:

  • Audio amplifier (e.g., using LM386N)

  • Clap switch using IC 741

  • Light‑operated automatic switch using LDR + IC 741

  • Evening lamp automation using IC 555

  • Square wave generator using IC 741 or equivalent

  • Low‑pass / high‑pass filter development using UAF42 IC, targeting cutoff ~2 kHz All About Education

Keywords: LM386, IC 741, IC 555, clap switch, LDR, low‑pass filter, IC UAF42, micro project.

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Assessment, Lab & Learning Hours Breakdown

Per MSBTE documentation (approved 02-Jul-2024):

• Total learning hours: ~45

• Distribution:

  • Remember/Understand (R‑Level): 20

  • Understand/Apply (U‑Level): 22

  • Apply/Analyze (A‑Level): 28 Scribd

Assessment Structure:

• Formative: Two 30‑mark tests (average taken) → contributes to 30 marks

• Summative (Theory): End‑semester exam → 70 marks

• Laboratory Practical:

  • 25 marks for practical assessment; split 60% process and 40% product Scribd

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1. MSBTE analog electronics

2. 313324 syllabus

3. power amplifiers Class A B AB C

4. op‑amp applications

5. waveform generators syllabus

6. active filters analog electronics

7. specialized IC projects

8. LM386 audio amplifier

9. IC 741 applications

10. IC 555 circuits

11. Barkhausen criterion oscillator

12. phase‑shift oscillator

13. Hartley oscillator

14. crystal oscillator

15. cutoff frequency filter

16. low‑pass filter design

17. high‑pass filter design

18. op‑amp inverting amplifier

19. voltage follower buffer

20. audio amplifier IC

21. MSBTE K scheme analog electronics

22. analog electronics lab manual

23. assessment weightage analog electronics

24. laboratory practical marks

25. formative assessment MSBTE

26. summative assessment theory

27. heat sink amplifier IC

28. push‑pull amplifier circuit

29. Barkhausen criterion feedback

30. UAF42 active filter