Revised Syllabus for Electronics & Telecommunications Engineering IES 2016 Onwards


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 applications-linear/non-linear; Optical sources/detectors; Basics of Optical electronics and its applications.

2. Basic Electrical Engineering:

DC circuits-Ohm’s & Kirchhoff’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.

3. 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.

4. 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.

5. Network Theory:

Network graphs & matrices; Wye-Delta transformation; Linear constant coefficient differential equations- time domain analysis of RLC circuits; 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.

6. 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 amplifier- single/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.


1. 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: fiber optics, theory, practice/standards.

2. 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.

3. Computer Organization and Architecture:

Basic architecture, CPU, I/O organization, memory organization, 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.

4. 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.

5. 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.

6. 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.

Discussions & Questions

  • Whether preparation for IES helps to get good rank in GATE or not? ( - on )

    1 Answer

    Yes IES preparation will definitely help you in GATE.

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  • I wish to apply for UPSC ESE-2017. Kindly suggest me the best book for my preparation for exam. ( - on )

    1 Answer

    Kindly refer the booklist for IES at -

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  • I am completed my BE in E&Tc,so I want to know about IES, syllabus,also which books I should refer for study ( - on )

    1 Answer

    For IES you can refer the following booklist -

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  • I have done my B.Tech in EEE, So can I write IES exam by taking electronics ( - on )

    1 Answer

    Yes you can do so.

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  • Is there any major change in previous and present subject and topic.? How many new topics are included in pattern or same ? ( - on )

    1 Answer

    The revised syllabus and pattern has been uploaded on the website.

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  • In which department we are getting jobs through IES, and what type of preparation we need to crack IES ( - on )

    1 Answer

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  • I am appearing for IES 2017.So from which month Current issues will be asked in exam,as they said Objective Paper will be in the Feb.I mean from which month current issues are considered for Exam. ( - on )

    1 Answer

    You can subscribe for daily 5 top current affairs that you will get in your email for free -, we suggest that you follow current affairs starting May 2016 for Feb 2017.

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  • I have done my in Electronics and instrumentation engineering.So I want to know ,it will fall under which branch?Electrical engg or Electronics engg..? ( - on )

    1 Answer

    You should apply under electronics.

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  • I am about to complete my B.Tech(ECE) by 2016.I want to know about syllabus,pattern of IES exam and required notifications. ( - on )

    1 Answer

    Please check out the following link for details on IES examination-

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  • I want to know which is better option for B.Tech passout student M.Tech or IAS? ( - on )

    1 Answer

    You can pursue M.Tech. by clearing GATE and simultaneously prepare for IAS examination and also appear for IES.

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