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Poly Notes Hub

For Polytechnic and Degree Engineering Notes

2nd Year Engineering Notes

In this category, we listed 2nd Year Engineering Notes for Diploma and Degree Engineering Students. Welcome to Poly Notes Hub, a one-stop solution for engineering notes.

balanced slope detector circuit diagram and working principle - poly notes hub

Arun Paul / October 28, 2025

Balanced Slope Detector – Circuit Diagram, Working | New Topic

Balanced Slope Detector – Circuit Diagram, Working | New Topic Read Post »

Difference Between Foster Seeley and Ratio Detector circuit - poly notes hub

Arun Paul / October 26, 2025

Difference Between Foster Seeley and Ratio Detector | New Topic

Difference Between Foster Seeley and Ratio Detector | New Topic Read Post »

Ratio Detector for FM Demodulation and its Circuit Diagram - poly notes hub

Arun Paul / October 26, 2025

Ratio Detector for FM Demodulation – Circuit Diagram | New Topic

Ratio Detector for FM Demodulation – Circuit Diagram | New Topic Read Post »

Explain Foster Seeley Discriminator Working Principle and Circuit Diagram - poly notes hub

Arun Paul / October 26, 2025

Explain Foster Seeley Discriminator – Circuit Diagram, Working | New Topic

Explain Foster Seeley Discriminator – Circuit Diagram, Working | New Topic Read Post »

Envelope Detector for Demodulation of AM Signal and its Circuit Diagram - poly notes hub

Arun Paul / October 25, 2025

Envelope Detector for Demodulation of AM Signal – Circuit Diagram | New Topic

Envelope Detector for Demodulation of AM Signal – Circuit Diagram | New Topic Read Post »

How to Install WordPress on Localhost using XAMPP, WAMP, and Local by Flywheel - poly notes hub

Arun Paul / October 12, 2025

How to Install WordPress on Localhost using Xampp? | New Topic

How to Install WordPress on Localhost using Xampp? | New Topic Read Post »

what is wordpress in web development - poly notes hub

Arun Paul / October 12, 2025

What is WordPress in Web Development? – New Topic

What is WordPress in Web Development? – New Topic Read Post »

Scholarships for Polytechnic Students in West Bengal - poly notes hub

Arun Paul / October 10, 2025

Scholarships for Polytechnic Students in West Bengal: A Complete Guide

Scholarships for Polytechnic Students in West Bengal: A Complete Guide Read Post »

Top 7 Best Online Courses for Engineering Students - poly notes hub

Arun Paul / October 3, 2025

Best Online Courses for Engineering Students | New Topic

Best Online Courses for Engineering Students | New Topic Read Post »

Different Types of Push Buttons or Switches - poly notes hub

Arun Paul / August 7, 2025

Different Types of Push Buttons or Switches | New Topic

Different Types of Push Buttons or Switches | New Topic Read Post »

plan position indicator in radar - poly notes hub

Arun Paul / July 24, 2025

Plan Position Indicator in Radar – Block Diagram | New Topic

Plan Position Indicator in Radar – Block Diagram | New Topic Read Post »

block diagram of pulsed radar system with explanation - poly notes hub

Arun Paul / July 24, 2025

Block Diagram of Pulsed Radar System – Explanation | New Topic

Block Diagram of Pulsed Radar System – Explanation | New Topic Read Post »

Difference Between ASK FSK and PSK - poly notes hub

Arun Paul / July 3, 2025

Difference Between ASK FSK and PSK | New Topic

Difference Between ASK FSK and PSK | New Topic Read Post »

Different Types of Potentiometers or POTs - poly notes hub

Arun Paul / June 28, 2025

Different Types of Potentiometers or POTs | New Topic

Different Types of Potentiometers or POTs | New Topic Read Post »

Types of Electric Motors Used in Electric Vehicles - poly notes hub

Arun Paul / June 23, 2025

Types of Electric Motors Used in Electric Vehicles | New Topic

Types of Electric Motors Used in Electric Vehicles | New Topic Read Post »

different types of multimeters - poly notes hub

Arun Paul / June 23, 2025

Different Types of Multimeters | New Topic

Different Types of Multimeters | New Topic Read Post »

Different Types of Electrical Isolators - poly notes hub

Arun Paul / June 22, 2025

Different Types of Electrical Isolators | New Topic

Different Types of Electrical Isolators | New Topic Read Post »

Parts of Power Transformer and Their Function - poly notes hub

Arun Paul / June 20, 2025

Parts of Power Transformer and Their Function | New Topic

Parts of Power Transformer and Their Function | New Topic Read Post »

what is a relay module - poly notes hub

Arun Paul / June 20, 2025

What is a Relay Module? – Function and Uses | New Topic

What is a Relay Module? – Function and Uses | New Topic Read Post »

Mechanical Phonographic Cylinder and Disc Recording Diagram - poly notes hub

Arun Paul / June 19, 2025

Mechanical Phonographic Cylinder and Disc Recording | New Topic

Mechanical Phonographic Cylinder and Disc Recording | New Topic Read Post »

4th Semester Electrical Engineering Notes - Poly Notes Hub

Abhishek Karki / June 12, 2025

4th Semester Electrical Engineering Notes – PDF Download | New Topic

4th Semester Electrical Engineering Notes – PDF Download | New Topic Read Post »

3rd Semester Electrical Engineering Notes - Poly Notes Hub

Abhishek Karki / June 12, 2025

3rd Semester Electrical Engineering Notes – PDF Download | New Topic

3rd Semester Electrical Engineering Notes – PDF Download | New Topic Read Post »

Basic Block Diagram of Digital Communication System - poly notes hub

Arun Paul / June 5, 2025

Basic Block Diagram of Digital Communication System | New Topic

Basic Block Diagram of Digital Communication System | New Topic Read Post »

Block Diagram and Working of Microwave Oven - poly notes hub

Arun Paul / June 5, 2025

Block Diagram and Working of Microwave Oven | New Topic

Block Diagram and Working of Microwave Oven | New Topic Read Post »

functional Block diagram of digital camera - poly notes hub

Arun Paul / June 2, 2025

Block Diagram of Digital Camera – Explanation | New Topic

Block Diagram of Digital Camera – Explanation | New Topic Read Post »

Refrigerator Block Diagram and Working - poly notes hub

Arun Paul / May 22, 2025

Refrigerator Block Diagram and Working | New Topic

Refrigerator Block Diagram and Working | New Topic Read Post »

Simple Block Diagram of Washing Machine with Explanation - poly notes hub

Arun Paul / May 22, 2025

Simple Block Diagram of Washing Machine | New Topic

Simple Block Diagram of Washing Machine | New Topic Read Post »

Block Diagram of Air Conditioner System and Its Working - poly notes hub

Arun Paul / May 17, 2025

Block Diagram of Air Conditioner System – Working | New Topic

Block Diagram of Air Conditioner System – Working | New Topic Read Post »

Block Diagram of Photocopier and Its Working - poly notes hub

Arun Paul / May 17, 2025

Block Diagram of Photocopier – Working | New Topic

Block Diagram of Photocopier – Working | New Topic Read Post »

Explain UART Communication Protocol Block Diagram - poly notes hub

Arun Paul / May 14, 2025

Explain UART Communication Protocol Block Diagram | New Topic

Explain UART Communication Protocol Block Diagram | New Topic Read Post »

SBUF Register in 8051 Microcontroller - poly notes hub

Arun Paul / May 13, 2025

SBUF Register in 8051 Microcontroller | New Topic

SBUF Register in 8051 Microcontroller | New Topic Read Post »

Block Diagram of DTH Receiver or Direct To Home System - poly notes hub

Arun Paul / April 11, 2025

Set Top Box – Block Diagram of DTH Receiver | New Topic

Set Top Box – Block Diagram of DTH Receiver | New Topic Read Post »

monochrome picture tube diagram - poly notes hub

Arun Paul / March 30, 2025

Monochrome Picture Tube Diagram | New Topic

Monochrome Picture Tube Diagram | New Topic Read Post »

Block Diagram of TV Remote Control - IR Remote Control of TV - poly notes hub

Arun Paul / March 30, 2025

Block Diagram of TV Remote Control – IR Remote Control | New Topic

Block Diagram of TV Remote Control – IR Remote Control | New Topic Read Post »

Block Diagram of EHT Supply in TV - poly notes hub

Arun Paul / March 26, 2025

EHT Supply in TV – Circuit Diagram | New Topic

EHT Supply in TV – Circuit Diagram | New Topic Read Post »

Colour Encoder in Colour TV block diagram - poly notes hub

Arun Paul / March 24, 2025

Colour Encoder in Colour TV – Block Diagram | New Topic

Colour Encoder in Colour TV – Block Diagram | New Topic Read Post »

Block Diagram of Magnetic Tape Recording - poly notes hub

Arun Paul / March 24, 2025

Block Diagram of Magnetic Tape Recording | New Topic

Block Diagram of Magnetic Tape Recording | New Topic Read Post »

Magnetic Recording on Tape - poly notes hub

Arun Paul / March 24, 2025

Magnetic Recording on Tape – Block Diagram | New Topic

Magnetic Recording on Tape – Block Diagram | New Topic Read Post »

Automatic Brightness and Contrast Control Circuit in TV or television - ABCC circuit in TV - poly notes hub

Arun Paul / March 23, 2025

Automatic Brightness and Contrast Control Circuit in TV | New Topic

Automatic Brightness and Contrast Control Circuit in TV | New Topic Read Post »

PAL-D Colour TV Receiver Block Diagram - Poly Notes Hub

Arun Paul / March 22, 2025

PAL-D Colour TV Receiver – Block Diagram | New Topic

PAL-D Colour TV Receiver – Block Diagram | New Topic Read Post »

Color TV Receiver Block Diagram Explanation - poly notes hub

Arun Paul / March 20, 2025

Color TV Receiver Block Diagram Explanation | New Topic

Color TV Receiver Block Diagram Explanation | New Topic Read Post »

Color TV Transmitter Block Diagram - poly notes hub

Arun Paul / March 20, 2025

Color TV Transmitter Block Diagram | New Topic

Color TV Transmitter Block Diagram | New Topic Read Post »

Block Diagram of Monochrome TV Transmitter and Receiver - poly notes hub

Arun Paul / March 19, 2025

Block Diagram of Monochrome TV Transmitter and Receiver | New Topic

Block Diagram of Monochrome TV Transmitter and Receiver | New Topic Read Post »

Explain Block Diagram of Monochrome TV Receiver - poly notes hub

Arun Paul / March 18, 2025

Explain Block Diagram of Monochrome TV Receiver | New Topic

Explain Block Diagram of Monochrome TV Receiver | New Topic Read Post »

Block Diagram of Monochrome TV Transmitter - poly notes hub

Arun Paul / March 18, 2025

Block Diagram of Monochrome TV Transmitter | New Topic

Block Diagram of Monochrome TV Transmitter | New Topic Read Post »

Color TV Standards - NTSC, PAL, SECAM - poly notes hub

Arun Paul / March 18, 2025

Color TV Standards – NTSC, PAL, SECAM | New Topic

Color TV Standards – NTSC, PAL, SECAM | New Topic Read Post »

Color Addition and Subtraction - poly notes hub

Arun Paul / March 17, 2025

Color Addition and Subtraction – RGB and CMYK | New Topic

Color Addition and Subtraction – RGB and CMYK | New Topic Read Post »

Block Diagram of Colour TV Camera (CCD) - poly notes hub

Arun Paul / March 17, 2025

Block Diagram of Colour TV Camera (CCD) | New Topic

Block Diagram of Colour TV Camera (CCD) | New Topic Read Post »

Composite Video Signal for Monochrome TV - poly notes hub

Arun Paul / March 17, 2025

Composite Video Signal for Monochrome TV | New Topic

Composite Video Signal for Monochrome TV | New Topic Read Post »

Monochrome TV Standards in Consumer Electronics - poly notes hub

Arun Paul / March 17, 2025

Monochrome TV Standards in Consumer Electronics | New Topic

Monochrome TV Standards in Consumer Electronics | New Topic Read Post »

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1st Semester Notes

Engineering Mathematics 1 Free Notes PDF Download

Engineering Mathematics 1 Free Notes PDF Download - Poly Notes Hub

Engineering Mathematics 1 Free Notes PDF Download

1st Semester Polytechnic Syllabus PDF of All Boards of Diploma Engineering

Download 1st Semester Polytechnic Syllabus PDF for All Diploma Engineering Boards all over India - Poly Notes Hub

1st Semester Polytechnic Syllabus PDF of All Boards of Diploma

Polytechnic 1st Semester Notes PDF - Free Download | Best Website

Polytechnic 1st Semester Notes PDF - Free Download | Best Website - Poly Notes Hub

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Polytechnic 2nd Semester Notes PDFs - Free Download | Best Website

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Condition of Equilibrium Notes PDF - Download Free | New Topic

Condition of Equilibrium Notes PDF - Download Free - Poly Notes Hub

Condition of Equilibrium Notes PDF - Download Free | New

Digital Electronics Notes PDF - Free Download | FEEE Notes | New Topic

Digital Electronics Notes PDF - Free Download - poly notes hub

Digital Electronics Notes PDF - Free Download | FEEE Notes

Analog Circuits Notes PDF - Free Download | FEEE Notes | New Topic

Analog Circuits Notes PDF - Free Download | FEEE Notes - poly notes hub

Analog Circuits Notes PDF - Free Download | FEEE Notes

Semiconductor Devices Notes PDF - Free Download | FEEE Notes | New Topic

Semiconductor Devices Notes PDF - Free Download FEEE Notes by Poly Notes Hub

Semiconductor Devices Notes PDF - Free Download | FEEE Notes

Transformer and Machines Notes PDF - Free Download | FEEE Notes | New Topic

Transformer and Machines Notes PDF - Free Download - poly notes hub

Transformer and Machines Notes PDF - Free Download | FEEE

Electrical Engineering Notes

Polytechnic Electrical Engineering 3rd Semester Subjects & Syllabus - Complete Guide

Polytechnic Electrical Engineering 3rd Semester Subjects & Syllabus - Complete Guide - poly notes hub

Polytechnic Electrical Engineering 3rd Semester Subjects & Syllabus - Complete

Basic Electrical Engineering Notes PDF - Free Download and Guide

Basic Electrical Engineering Notes PDF - Free Download and Guide - Poly Notes Hub

Basic Electrical Engineering Notes PDF - Free Download and Guide

Electrical Engineering 4th Semester 2024 Question Papers PDFs - WBSCTE Board | New Topic

Download Electrical Engineering 4th Semester 2024 Question Papers PDFs | WBSCTE Board - poly notes hub

Electrical Engineering 4th Semester 2024 Question Papers PDFs - WBSCTE

Electrical Engineering 4th Semester 2025 Question Papers PDFs - WBSCTE Board | New Topic

Electrical Engineering 4th Semester 2025 Question Papers PDFs | WBSCTE Board - poly notes hub

Electrical Engineering 4th Semester 2025 Question Papers PDFs - WBSCTE

Canonical Form of Boolean Expression With Examples | New Topic

Canonical Form of Boolean Expression With Examples - poly notes hub

Canonical Form of Boolean Expression With Examples | New Topic

Realise Boolean Expressions using Logic Gates | New Topic

Realise Boolean Expressions using Logic Gates - Poly Notes Hub

Realise Boolean Expressions using Logic Gates | New Topic

Electrical and Electronics Engineering Notes

Polytechnic Electrical Engineering 3rd Semester Subjects & Syllabus - Complete Guide

Polytechnic Electrical Engineering 3rd Semester Subjects & Syllabus - Complete Guide - poly notes hub

Polytechnic Electrical Engineering 3rd Semester Subjects & Syllabus - Complete

Basic Electrical Engineering Notes PDF - Free Download and Guide

Basic Electrical Engineering Notes PDF - Free Download and Guide - Poly Notes Hub

Basic Electrical Engineering Notes PDF - Free Download and Guide

Canonical Form of Boolean Expression With Examples | New Topic

Canonical Form of Boolean Expression With Examples - poly notes hub

Canonical Form of Boolean Expression With Examples | New Topic

Realise Boolean Expressions using Logic Gates | New Topic

Realise Boolean Expressions using Logic Gates - Poly Notes Hub

Realise Boolean Expressions using Logic Gates | New Topic

What is Minterm and Maxterm in Digital Electronics? With Examples

What is Minterm and Maxterm in Digital Electronics? With Examples and Truth Table - poly notes hub

What is Minterm and Maxterm in Digital Electronics? With Examples

SOP and POS in Digital Electronics | New Topic

Logical Expression of SOP and POS in Digital Electronics - poly notes hub

SOP and POS in Digital Electronics | New Topic

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