12th Electronics Downloads

Join the online classes of Vidyasagar Academy for 11-12th Standard Bifocal Electronics, visit this link and register your name. Our online classes run on Google Classroom and very easy to access…!

The 12th electronics downloads are useful for regular and latecomer students. Read the guidelines carefully and then use the free downloads.

Prof. Dattaraj Vidyasagar (Author)

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e-Pathshala

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Guessing Paper March 2020

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Study Guidelines

The guidelines given below, are for 2 types of students: Regular student and Latecomer student. Don’t skip anything on this page, if you want to score best marks in this subject.

Revised Syllabus

This is the updated copy of 12th standard bifocal electronics syllabus. Download the revised syllabus – detailed revision with marking scheme and practical experiments list is also given.

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Chapter-wise Marking Scheme

First understand the 12th Electronics Marking Scheme. The chapter-wise distribution of marks is given with theory and practical papers marks.

If you have started late study, then concentrate on chapter-1, 2 and 4 from paper-1 and chapter-1, 2, 4 and 5 from paper-2. These chapters will definitely help you score enough marks upto 60% in HSC Board Exam.

12th Electronics Notes

The students have been using our 12th Electronics Notes since last 29 years. It is a set of 6 notes. The contents of all the notes is easy to understand, easier to remember! The notes covers complete revised syllabus upto 2019. You get sure success to achieve more than 85% marks in the HSC Board Examination. Download the notes.

Previous Year Board Papers

Download the previous year board papers of 12th standard electronics subject. If you solve all these papers, then you are sure get 90% or above marks in board exam. This is because lots of questions are regularly repeated each year.

• March 2014 Paper-1
• March 2015 Paper-1
• March 2016 Paper-1
• March 2017 Paper-1
• March 2018 Paper-1
• March 2019 Paper-1
• March 2020 Paper-1

• March 2014 Paper-2
• March 2015 Paper-2
• March 2016 Paper-2
• March 2017 Paper-2
• March 2018 Paper-2
• March 2019 Paper-2
• March 2020 Paper-2

Click here to watch complete video lecture about REVISED PATTERN (2021) of HSC Board Electronics Question Paper Pattern.

Supplementary Study Material

• Watch video lectures of 12th Electronics and study at home. You can also download the list of video lectures.
• Most Likely Questions-1 – Carefully selected questions, which are regularly asked in HSC Board Examination. Prepare these questions and write the paper with confidence.
• Most Likely Question-2^New – Perfect questions set, most frequently asked in HSC Board Examination. Most sureshot questions set.
• Mux Demux Supplement^New – Solved problems on multiplexer and demultiplexer. This is latest supplement as per new revision of the syllabus.
• XII Electronics Guessing Papers 2019 – Download last year guessing paper, which gave 64% guessing to the previous year students. Download latest guessing paper from this link.
• Complete Concepts of IC 555 – for preparation of Chapter-6, Paper-1
• Frequently Asked Questions (FAQ) – popular questions about IC 555

Practical Booklets

Download XII Electronics Practical Booklet – all practical experiments with readings

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Free Video Lectures

Now if you very late to start the study of this subject, then you must concentrate on only following chapters from paper-1 and paper-2: If you have already purchased my notes, then I suggest you to watch my following video lectures first to build your concepts in basic electronics.

Basic Electronics Lectures

Refer 11th standard notes while watching basic video lectures. This will clear up your all basic concepts and it will help you understand the 12th electronics syllabus completely.

1. Video Lecture-1
2. Video Lecture-2
3. Video Lecture-3
4. Video Lecture-4
5. Video Lecture-5

Paper-1, Applied Electronics

1. Instruments – 15% – this chapter is very important, Video lecture
2. DC Power Supplies – 20% – this chapter will be helpful for understanding concepts in Chapter-4
3. Operational Amplifiers – 25% – extremely important chapter. Video lecture

Paper-2, Digital Electronics

1. Number systems – 15%
2. Logic Gates – 15% – Lecture-1, Lecture-2 and Lecture-3
3. Combinational Logic Circuits – 20% – Mux, Demux, Decoder
4. Flip Flops – 20% – RS FF

With complete study of these chapters, you can score more than 70% marks in the HSC board examination coming in March this year!

Free Online Guidance

If you still have any difficulties, post your comments. I have been teaching this subject in RLT College of Science, Akola; since 29 years.
– Prof. Dattaraj Vidyasagar