IES Electronics & Telecommunication Syllabus 2020 For Prelims and Mains Exam

IES Electronics and Telecommunication Engineering Syllabus

IES Electronics & Telecommunication Engineering Syllabus 2020: Are you preparing for ESE Electronics & Telecommunication Engineering? Do you have the latest Syllabus?

Don’t worry! In this article, you will find the latest IES Electronics & Telecommunication Engineering Syllabus 2020.

Basic Introduction

You should know that UPSC conducts IES Exam every year to recruit Engineers. Since the IES is a Central Government job there is a huge competition to crack the job.

So you must know that the latest IES Syllabus 2020 for Electronics & Telecommunication Engineering to crack the exam. It will help you to know the list of concepts that has to cover under IES Preparation. 

IES Electronics & Telecommunication Engineering Syllabus 2020

Here you can check and download the latest IES ECE Syllabus 2020. Before staring the complete guide, you can check the list of government organization which recruits Electronics & Telecommunication Engineer via IES Exam.

  • Indian Railway Service of Signal Engineers
  • Indian Railway Stores Service (Telecommunication/Electronics Engineering Posts)
  • Indian Radio Regulatory Service Gr ‘A’
  • Indian Ordnance Factories Service AWM/JTS (Electronics and Telecom Engineering Posts)
  • Indian Telecommunication Service Gr ‘A’
  • Indian Naval Armament Service (Electronics and Telecom Engineering Posts)
  • Naval Store Officer Grade-I(Electronics and Telecom Engg. Posts) in Indian Navy
  • Junior Telecom Officer Gr ‘B’
Download Ultimate Study Materials to Boost Your IES  Preparation
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IES Electronics & Telecommunication Engineering Syllabus for Paper 1

Topics IES ECE Syllabus for Paper 1
Basic Electronics Engineering Basics of semiconductors; Diode/Transistor basics and characteristics; Diodes for different uses; Junction & Field Effect Transistors (BJTs, JFETs, MOSFETs); Transistor amplifiers of different types, oscillators and other circuits; Basics of Integrated Circuits (ICs); Bipolar, MOS and CMOS ICs; Basics of linear ICs, operational amplifiers and their applicationslinear/non-linear; Optical sources/detectors; Basics of Opto electronics and its applications.

Basic Electrical Engineering

DC circuits-Ohm’s & Kirchoff’s laws, mesh and nodal analysis, circuit theorems; Electro-magnetism, Faraday’s & Lenz’s laws, induced EMF and its uses; Single-phase AC circuits; Transformers, efficiency; Basics-DC machines, induction machines, and synchronous machines; Electrical power sources- basics: hydroelectric, thermal, nuclear, wind, solar; Basics of batteries and their uses.

Materials Science Electrical Engineering materials; Crystal structure & defects; Ceramic materials-structures, composites, processing and uses; Insulating laminates for electronics, structures, properties and uses; Magnetic materials, basics, classification, ferrites, ferro/para-magnetic materials and components; Nano materials-basics, preparation, purification, sintering, nano particles and uses; Nano-optical/magnetic/electronic materials and uses; Superconductivity, uses.
Electronic Measurements and Instrumentation Principles of measurement, accuracy, precision and standards; Analog and Digital systems for measurement, measuring instruments for different applications; Static/dynamic characteristics of measurement systems, errors, statistical analysis and curve fitting; Measurement systems for non-electrical quantities; Basics of telemetry; Different types of transducers and displays; Data acquisition system basics.

Network Theory

Network graphs & matrices; Wye-Delta transformation; Linear constant coefficient differential equations- time domain analysis of RLC circuits; 26 Solution of network equations using Laplace transforms- frequency domain analysis of RLC circuits; 2-port network parameters-driving point & transfer functions; State equations for networks; Steady state sinusoidal analysis.

Analog and Digital Circuits

Small signal equivalent circuits of diodes, BJTS and FETs; Diode circuits for different uses; Biasing & stability of BJT & JFET amplifier circuits; Analysis/design of amplifiersingle/multi-stage; Feedback& uses; Active filters, timers, multipliers, wave shaping, A/D-D/A converters; Boolean Algebra& uses; Logic gates, Digital IC families, Combinatorial/sequential circuits; Basics of multiplexers, counters/registers/ memories /microprocessors, design& applications.

IES Electronics & Telecommunication Engineering Syllabus for Paper 2

Topics IES ECE Syllabus for paper 2
Analog and Digital Communication Systems
Random signals, noise, probability theory, information theory; Analog versus digital communication & applications: Systems- AM, FM, transmitters/receivers, theory/practice/ standards, SNR comparison; Digital communication basics: Sampling, quantizing, coding, PCM, DPCM, multiplexing-audio/video; Digital modulation: ASK, FSK, PSK; Multiple access: TDMA, FDMA, CDMA; Optical communication: fibre optics, theory, practice/standards.
Control Systems Classification of signals and systems; Application of signal and system theory; System realization; Transforms & their applications; Signal flow graphs, Routh-Hurwitz criteria, root loci, Nyquist/Bode plots; Feedback systems-open & close loop types, stability analysis, steady state, transient and frequency response analysis; Design of control systems, compensators, elements of lead/lag compensation, PID and industrial controllers.
Computer Organization and Architecture Basic architecture, CPU, I/O organisation, memory organisation, peripheral devices, trends; Hardware /software issues; Data representation & Programming; Operating systems-basics, processes, characteristics, applications; Memory management, virtual memory, file systems, protection & security; Data bases, different types, characteristics and design; Transactions and concurrency control; Elements of programming languages, typical examples.
Electro Magnetics Elements of vector calculus, Maxwell’s equations-basic concepts; Gauss’, Stokes’ theorems; Wave propagation through different media; Transmission Lines-different types, basics, Smith’s chart, impedance matching/transformation, S- parameters, pulse excitation, uses; Waveguides-basics, rectangular types, modes, cut-off frequency, dispersion, dielectric types; Antennas-radiation pattern, monopoles/dipoles, gain, arrays-active/passive, theory, uses.
Advanced Electronics Topics VLSI technology: Processing, lithography, interconnects, packaging, testing; VLSI design: Principles, MUX/ROM/PLA-based design, Moore & Mealy circuit design; Pipeline concepts & functions; Design for testability, examples; DSP: Discrete time signals/systems, uses; Digital filters: FIR/IIR types, design, speech/audio/radar signal processing uses; Microprocessors & microcontrollers, basics, interrupts, DMA, instruction sets, interfacing; Controllers & uses; Embedded systems.
Advanced Communication Topics

Communication Networks: Principles /practices /technologies /uses /OSI model/security; Basic packet multiplexed streams/scheduling; Cellular networks, types, analysis, protocols (TCP/TCPIP)

Microwave & satellite communication: Terrestrial/space type LOS systems, block schematics link calculations, system design; Communication satellites, orbits, characteristics, systems, uses; Fibre-optic communication systems, block schematics, link calculations, system design.

Download IES 2020 ECE Syllabus for Prelims & Mains

IES ECE Exam Pattern for Prelims & Mains Exam

IES Electronics & Telecommunication Engineering Exam Pattern will help you to know the paper pattern and section-wise distribution of marks.

IES Electronics & Telecommunication Engineering Exam Pattern For Prelims



Maximum Marks

Paper-I (General Studies and Engineering Aptitude)

2 Hours


Paper-II (Electronics and Telecommunication Engineering Engineering)

3 Hours



5 Hours


IES Electronics & Telecommunication Engineering Exam Pattern For Mains



Maximum Marks

Paper-I ( Electronics and Telecommunication Engineering)

3 Hours


Paper-II (Electronics and Telecommunication Engineering)

3 Hours



6 Hours

600 Marks

Important Links For IES E&T Engineering

You can refer to the following links related ESE E&T Exam.

We have covered a detailed guide on UPSC IES Electronics & Telecommunication Engineering Syllabus for Prelims and Mains Exam. Feel free to ask any questions in the comment section below.

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