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diploma engineering notes

In this tag, we have written about Diploma Engineering Notes. Welcome to Poly Notes Hub, a leading destination for engineering notes for diploma and degree engineering students.

what is multi color led multicolor led

Arun Paul / December 15, 2023

What is Multicolor LED | How it Works | New Topic[2023]

What is Multicolor LED | How it Works | New Topic[2023] Read Post »

led or light emitting diode

Arun Paul / December 13, 2023

What is LED or Light Emitting Diode | New Topic 2023

What is LED or Light Emitting Diode | New Topic 2023 Read Post »

wein bridge oscillator

Arun Paul / December 11, 2023

Wein Bridge Oscillator | Circuit Diagram | Operation | Advantages | Disadvantages | New Topic [2023]

Wein Bridge Oscillator | Circuit Diagram | Operation | Advantages | Disadvantages | New Topic [2023] Read Post »

Transistor Crystal Oscillator Poly Notes Hub

Arun Paul / December 2, 2023

Transistor Crystal Oscillator | Circuit Diagram | Working Principle | New Notes [2023]

Transistor Crystal Oscillator | Circuit Diagram | Working Principle | New Notes [2023] Read Post »

what is Hartley Oscillator Circuit Operation

Arun Paul / December 1, 2023

Hartley Oscillator | Circuit Diagram | Circuit Operation | New Topic [2023]

Hartley Oscillator | Circuit Diagram | Circuit Operation | New Topic [2023] Read Post »

phase shift oscillator operation

Arun Paul / November 30, 2023

Phase Shift Oscillator | Circuit Diagram | Working Principle | New Topic [2023]

Phase Shift Oscillator | Circuit Diagram | Working Principle | New Topic [2023] Read Post »

what is colpitts oscillator working principle

Arun Paul / November 27, 2023

Colpitts Oscillator | Circuit Diagram | Working Principle | New Topic [2023]

Colpitts Oscillator | Circuit Diagram | Working Principle | New Topic [2023] Read Post »

What is Tuned Collector Oscillator

Arun Paul / November 25, 2023

Tuned Collector Oscillator | Circuit Diagram | Working Principle | New Topic [2023]

Tuned Collector Oscillator | Circuit Diagram | Working Principle | New Topic [2023] Read Post »

what is oscillatory circuit or tank circuit

Arun Paul / November 22, 2023

What is Oscillatory Circuit or Tank Circuit | Waveform | Frequency of Oscillation | New Topic [2023]

What is Oscillatory Circuit or Tank Circuit | Waveform | Frequency of Oscillation | New Topic [2023] Read Post »

sinusoidal oscillator in electronics

Arun Paul / November 21, 2023

What is Oscillator ? | Types of Oscillation – Damped and Undamped | Best & New Topic [2023]

What is Oscillator ? | Types of Oscillation – Damped and Undamped | Best & New Topic [2023] Read Post »

advantages of negative voltage feedback circuit

Arun Paul / November 19, 2023

Advantages of Negative Voltage Feedback | New Topic [2023]

Advantages of Negative Voltage Feedback | New Topic [2023] Read Post »

emitter follower circuit

Arun Paul / November 17, 2023

Emitter Follower Circuit | Operation | Characteristics | New Topic [2023]

Emitter Follower Circuit | Operation | Characteristics | New Topic [2023] Read Post »

feedback circuit or feedback amplifier

Arun Paul / November 16, 2023

What is Feedback Circuit and Feedback Amplifier ? Types of Feedback Amplifier | New Topic [2023]

What is Feedback Circuit and Feedback Amplifier ? Types of Feedback Amplifier | New Topic [2023] Read Post »

error in measurement types of errors in measurement

Arun Paul / November 15, 2023

What is Error in Measurement | Types of Errors | New Notes [2023]

What is Error in Measurement | Types of Errors | New Notes [2023] Read Post »

free electrical engineering notes pdf

Arun Paul / November 15, 2023

Free Notes for Polytechnic Students | Best Website [2025]

Free Notes for Polytechnic Students | Best Website [2025] Read Post »

Electrodynamometer Instruments or Electrodynamic Instrument

Arun Paul / November 14, 2023

Electrodynamometer Instruments | Construction | Working | Merits | Demerits | New Topic [2023]

Electrodynamometer Instruments | Construction | Working | Merits | Demerits | New Topic [2023] Read Post »

moving iron instrument mi instrument

Arun Paul / November 13, 2023

Moving Iron Instrument or MI Instrument | Types | Construction | Working | Merits | Demerits | New Topic [2023]

Moving Iron Instrument or MI Instrument | Types | Construction | Working | Merits | Demerits | New Topic [2023] Read Post »

fundamentals of measurements

Arun Paul / November 11, 2023

Fundamentals of Measurements | Static Characteristics | New Topic [2023]

Fundamentals of Measurements | Static Characteristics | New Topic [2023] Read Post »

working of pmmc instruments or permanent magnet moving coil instruments

Arun Paul / November 10, 2023

PMMC or Permanent Magnet Moving Coil | Construction | Working | Advantages | Disadvantages | New Topic [2023]

PMMC or Permanent Magnet Moving Coil | Construction | Working | Advantages | Disadvantages | New Topic [2023] Read Post »

problems associated with ac traction system

Arun Paul / November 9, 2023

Problems associated with AC Traction System and remedies for it | New Topic [2023]

Problems associated with AC Traction System and remedies for it | New Topic [2023] Read Post »

advantages of diesel electric drive

Arun Paul / November 8, 2023

Advantages and Disadvantages of Electric Drive, Diesel Electric Drive, Battery Drive | New Topic [2023]

Advantages and Disadvantages of Electric Drive, Diesel Electric Drive, Battery Drive | New Topic [2023] Read Post »

what is electric traction system

Arun Paul / November 6, 2023

What is Electric Traction? Advantages | Disadvantages | New Topic [2023]

What is Electric Traction? Advantages | Disadvantages | New Topic [2023] Read Post »

simplex system and duplex system

Arun Paul / November 6, 2023

What is Simplex System and Duplex System | Half Duplex and Full Duplex | New Topic [2023]

What is Simplex System and Duplex System | Half Duplex and Full Duplex | New Topic [2023] Read Post »

elements of basic communication system

Arun Paul / November 5, 2023

Block Diagram of the Elements of Basic Communication System | New Topic [2023]

Block Diagram of the Elements of Basic Communication System | New Topic [2023] Read Post »

how to use buzzer with arduino

Arun Paul / November 4, 2023

How to Use Buzzer with Arduino | Arduino With Buzzer | New Topic [2023]

How to Use Buzzer with Arduino | Arduino With Buzzer | New Topic [2023] Read Post »

applications of unijunction transistor

Arun Paul / November 2, 2023

Applications of Unijunction Transistor (UJT) | Relaxation Oscillator | Overvoltage Detector | New Topic [2023]

Applications of Unijunction Transistor (UJT) | Relaxation Oscillator | Overvoltage Detector | New Topic [2023] Read Post »

unijunction transistor

Arun Paul / November 2, 2023

Unijunction Transistor (UJT) | Construction | Working | Characteristics | Advantages | New Topic [2023]

Unijunction Transistor (UJT) | Construction | Working | Characteristics | Advantages | New Topic [2023] Read Post »

LCD module interfacing with Arduino

Arun Paul / November 1, 2023

Arduino with LCD | Print “Hello World” | New Topic [2023]

Arduino with LCD | Print “Hello World” | New Topic [2023] Read Post »

what is JFET? construction of jfet working of jfet

Arun Paul / October 31, 2023

What is JFET? | Construction | Working | BJT vs JFET [2023]

What is JFET? | Construction | Working | BJT vs JFET [2023] Read Post »

Arduino with push button and led

Arun Paul / October 31, 2023

Arduino with Push Button and LED | Circuit Diagram | Code [2023]

Arduino with Push Button and LED | Circuit Diagram | Code [2023] Read Post »

led interfacing with Arduino with led

Arun Paul / October 30, 2023

LED interfacing with Arduino | Circuit and Code of Arduino with LED [2023]

LED interfacing with Arduino | Circuit and Code of Arduino with LED [2023] Read Post »

what is Transistor in electronics PNP NPN Poly Notes Hub

Arun Paul / October 28, 2023

What is Transistor in Electronics and Its Types

What is Transistor in Electronics and Its Types Read Post »

what is elcb earth leakage circuit breaker

Arun Paul / October 27, 2023

What is ELCB Earth Leakage Circuit Breaker | Construction | Working | Uses | New Topic

What is ELCB Earth Leakage Circuit Breaker | Construction | Working | Uses | New Topic Read Post »

what is mcb miniature circuit breaker poly notes hub

Arun Paul / October 26, 2023

What is MCB or Miniature Circuit Breaker | Construction | Principle | Uses

What is MCB or Miniature Circuit Breaker | Construction | Principle | Uses Read Post »

fuse in electrical circuit

Arun Paul / October 25, 2023

Fuse in Electrical Circuit | Rewireable Fuse | Cartridge Fuse

Fuse in Electrical Circuit | Rewireable Fuse | Cartridge Fuse Read Post »

electrical conductors and underground cables poly notes hub

Arun Paul / October 25, 2023

Electrical Wires and Underground Cables

Electrical Wires and Underground Cables Read Post »

classification of electrical accessories

Arun Paul / September 29, 2023

Classification of Electrical Accessories

Classification of Electrical Accessories Read Post »

architecture of atmega328 microcontroller

Arun Paul / September 26, 2023

Architecture of Atmega328 Microcontroller | Function of Each Block [2023]

Architecture of Atmega328 Microcontroller | Function of Each Block [2023] Read Post »

what is atmega328p pinout

Arun Paul / September 24, 2023

Atmega328p Microcontroller and its pin configuration [2023]

Atmega328p Microcontroller and its pin configuration [2023] Read Post »

pn junction diode - poly notes hub

Arun Paul / September 22, 2023

What is PN Junction Diode and Its Working | New Topic [2023]

What is PN Junction Diode and Its Working | New Topic [2023] Read Post »

n type and p type semiconductor

Arun Paul / September 19, 2023

N-Type and P-Type Semiconductor

N-Type and P-Type Semiconductor Read Post »

what is semiconductor - polynoteshub

Arun Paul / September 16, 2023

What is Semiconductor and Its Types

What is Semiconductor and Its Types Read Post »

half wave rectifier | what is half wave rectifier | operation of half wave rectifier | poly notes hub

Arun Paul / September 14, 2023

Half Wave Rectifier | Circuit Diagram | Operation | Disadvantages

Half Wave Rectifier | Circuit Diagram | Operation | Disadvantages Read Post »

full wave rectifier - polynoteshub

Arun Paul / September 14, 2023

Full Wave Rectifier | Types | Working | Advantages | Disadvantages

Full Wave Rectifier | Types | Working | Advantages | Disadvantages Read Post »

what is rectifier - polynoteshub

Arun Paul / September 13, 2023

What is Rectifier? Types | Working | Applications

What is Rectifier? Types | Working | Applications Read Post »

what is Arduino - polynoteshub

Arun Paul / September 12, 2023

What is Arduino? – Definition and Types | New Topic

What is Arduino? – Definition and Types | New Topic Read Post »

embedded system - polynoteshub

Arun Paul / September 10, 2023

What is an Embedded System ? Characteristics | Components | New Topic

What is an Embedded System ? Characteristics | Components | New Topic Read Post »

electrical drive - polynoteshub

Arun Paul / September 10, 2023

Electrical Drive – Block Diagram, Parts, Advantages, Uses

Electrical Drive – Block Diagram, Parts, Advantages, Uses Read Post »

instructions set of 8051

Arun Paul / September 6, 2023

Instruction set of 8051

Instruction set of 8051 Read Post »

data acquisition system - polynoteshub

Arun Paul / September 5, 2023

Data Acquisition System | Basic Components | Benefits | New Topic

Data Acquisition System | Basic Components | Benefits | New Topic Read Post »

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