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The detailed UPSC ESE ET Syllabus 2025, consisting of two papers along with general studies and engineering aptitude, is provided in the article above.
Q. Are there any changes in the UPSC ESE ET Syllabus 2025?
No, the UPSC ESE Syllabus 2025 for Electronics and Communication Engineering is similar to the previous year's.
Q. What are the key topics in the UPSC ESE ET Syllabus 2025 for Paper I?
The key topics included in the UPSC ESE ET Syllabus 2025 for Paper I are Basic Electronics Engineering, Basic Electrical Engineering, Materials Science, Electronic Measurements and Instrumentation, Network Theory, and Analog and Digital Circuits.
Q. Which is more tough, the GATE ECE syllabus or the UPSC ESE ET Syllabus 2025?
While both the GATE ECE Syllabus and the UPSC ESE ET Syllabus are extensive and include complicated topics, the degree of their toughness depends upon aspirants preparation and coverage of the syllabus.
UPSC ESE ET Syllabus 2025, Exam Pattern, Preparation Tips
UPSC ESE ET Syllabus 2025 including topic-wise details for Prelims and Mains is covered here. Explore the detailed UPSC ESE Syllabus and Exam Pattern for ET in this article.
Riya Sharma27 Nov, 2024
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UPSC ESE ET Syllabus 2025:
The Union Public Service Commission has announced the UPSC ESE ET Syllabus 2025 for Electronics and Telecommunication Engineering aspirants. The UPSC will conduct the
UPSC ESE 2025
Prelims exam on June 8, 2025 and the Mains exam will be held on August 10, 2025.
Applicants preparing for this highly competitive exam in the Electronics and Telecommunication Engineering discipline must ensure to thoroughly cover the
UPSC ESE Syllabus 2025
for ET.
UPSC ESE ET Syllabus 2025
The UPSC ESE ET examination 2025 will include three stages: preliminary, mains, and personal interview. With thousands of engineering graduates participating in the exam, the competition is going to be fierce. Therefore, aspirants are highly recommended to gear up their exam preparation by covering the UPSC ESE ET Syllabus.
The USC ESE Electronics and Telecommunication Engineering Syllabus 2025 consists of all the important topics from which the majority of questions in the final examination arise. Continue reading to find the paper-wise UPSC ESE ET Syllabus 2025, along with the exam pattern.
UPSC ESE Electronics and Telecommunication Engineering Syllabus 2025
The UPSC ESE Electronics and Communication Engineering Syllabus 2025 encompasses the following topics:
Paper 1 includes six topics, which are (i) Basic Electronics Engineering (ii) Basic Electrical Engineering (iii) Materials Science (iv) Electronic Measurements and Instrumentation (v) Network Theory (vi) Analog and Digital Circuits.
Paper 1 includes six topics, which are (i) Analog and Digital Communication Systems; (ii) Control Systems; (iii) Computer Organization and Architecture; (iv) Electro Magnetics; (v) Advanced Electronics Topics; and (vi) Advanced Communication Topics.
Before discussing these topics from the UPSC ESE ET Syllabus 2025, let's understand about the examination.
What is the UPSC ESE ET Exam 2025?
The UPSC ESE ET Exam 2025 is one of the most challenging papers for engineering graduates in the Electronics and Communication discipline. The exam-conducting authority. I.e., UPSC has released the UPSC ESE ET Syllabus 2025 that covers all the required topics from the examination point of view on its official website at www.upsc.gov.in.
Qualified applicants land jobs in various government sectors, including railways, telecom, naval, and power engineering sectors, in Group A and B posts.
UPSC ESE ET Syllabus 2025 for General Studies and Engineering Aptitude
General Studies and Engineering Aptitude is the common section for all engineering branches within the UPSC ESE Examination 2025. Paper I of the preliminary stage will cover this section in the Electronics and Telecommunication Engineering exam.
Find out the key UPSC ESE ET Syllabus 2025 topics for General Studies and Engineering Aptitude listed below.
UPSC ESE ET Syllabus 2025 for General Studies and Engineering Aptitude
Topics
Sub-topics
General Studies and Engineering Aptitude
The Basics of Material Science and Engineering
Engineering Aptitude (Logical Reasoning and Analytical Ability)
Standards and Quality Practices in Production, Construction, Maintenance, and Services
Project Management Basics
Ethics and Values in the Engineering Profession
Current Affairs (National and International)
Engineering Mathematics and Numerical Analysis
General Principles of Design, Drawing, and the
Importance of Safety
Information and Communication Technologies (ICT)
Basics of Energy and Environment
UPSC ESE ET Syllabus 2025 for Paper 1
The UPSC ESE ET Syllabus for 2025, specifically for Paper 1, encompasses six topics: Basic Electronics Engineering, Basic Electrical Engineering, Materials Science, Electronic Measurements and Instrumentation, Network Theory, and Analog and Digital Circuits. Let's discuss the subtopics inside these key topics in detail below.
UPSC ESE ET Syllabus 2025 for Paper 1
Topics
Subtopics
Basic Electronics Engineering
Basics of semiconductors; diode/transistor basics and characteristics; Diodes for different uses; Junction and 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 and non-linear); Optical sources or detectors; The basics of opto-electronics and their applications.
Basic Electrical Engineering
DC circuits: Ohm's and Kirchoff's laws, mesh and nodal analysis, circuit theorems; Electromagnetism, Faraday’s and 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; The basics of batteries and their uses.
Materials Science
Electrical engineering materials; crystal structure and defects; Ceramic materials—structures, composites, processing and uses; Insulating laminates for electronics, structures, properties and uses Magnetic materials, basics, classification, ferrites, ferro/paramagnetic materials and components Nano-materials: basics, preparation, purification, sintering, nano particles and uses; Nano Optical, magnetic or electronic materials and uses superconductivity.
Electronic Measurements and Instrumentation
Principles of measurement, accuracy, precision and standards; Analog and digital systems for measurement; measuring instruments for different applications; Static and dynamic characteristics of measurement systems, errors, statistical analysis and curve fitting, Measurement systems for non-electrical quantities; The basics of telemetry Different types of transducers and displays; Data acquisition system basics.
Network Theory
Network graphs and 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 and 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 and stability of BJT and JFET amplifier circuits; Analysis and design of amplifiers, single or multi-stage; Feedback and uses: Active filters, timers, multipliers, wave shaping, A/D-D/A converters, Boolean algebra, and uses; logic gates; digital IC families; combinatorial and sequential circuits; The basics of multiplexers, counters, registers, memories, microprocessors, design, and applications.
UPSC ESE ET Syllabus 2025 for Paper 2
The UPSC ESE ET Syllabus for Paper 2 in 2025 encompasses six key topics, including Analog and Digital Communication Systems, Control Systems, Computer Organization and Architecture, Electro Magnetics, Advanced Electronics Topics, and Advanced Communication Topics.
The important subtopics from the UPSC ESE Electronics and Communication Engineering Syllabus 2025 are presented in the table below.
UPSC ESE ET Syllabus 2025 for Paper 2
Topics
Sub-topics
Analog and Digital Communication Systems
Random signals, noise, probability theory, and information theory; Analog versus digital communication and applications: systems (AM, FM, transmitters and receivers), theory, practice and 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 and standards.
Control Systems
Classification of signals and systems; Application of signal and system theory; System realization; Transforms and their applications; Signal flow graphs, Routh-Hurwitz criteria, root loci, Nyquist/Bode plots; Feedback systems: open and closed 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 organization, memory organization, peripheral devices, trends; Hardware and software issues Data representation and programming; Operating systems—basics, processes, characteristics, applications; Memory management, virtual memory, file systems, protection and security; Data bases, different types, characteristics and designs; Transactions and concurrency control; Elements of programming languages are typical examples.
Electro Magnetics
Elements of vector calculus, Maxwell’s equations—basic concepts; Gauss' and Stokes’ theorems; Wave propagation through different media; Transmission lines—different types, basics, Smith’s chart, impedance matching and 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, or PLA-based design; Moore & Mealy circuit design; Pipeline concepts and functions; design for testability; examples; DSP: discrete time signals and systems; uses; Digital filters: FIR/IIR types, design, speech, audio, and radar signal processing uses; Microprocessors & microcontrollers, basics, interrupts, DMA, instruction sets, interfacing; Controllers and uses; and embedded systems.
Advanced Communication Topics
Communication networks: principles, practices, technologies, uses, OSI model and security; Basic packet multiplexing streams and scheduling; Cellular networks, types, analysis, protocols (TCP/TCP IP); Microwave and satellite communication: terrestrial and space-type LOS systems, block schematics, link calculations, system design; communication satellites, orbits, characteristics, systems, and uses; Fiber-optic communication systems, block schematics, link calculations, and system design.
The aforementioned UPSC ESE ET Syllabus 2025 will help aspirants focus on important topics from the extensive curriculum. Let’s take a quick look at the UPSC ESE ET Exam Pattern 2025 now.
UPSC ESE ET Exam Pattern 2025
Understanding the UPSC ESE ET Exam Pattern 2025 is crucial since it highlights the exam's structure and format, providing important information about the distribution of topics, types of questions, and overall marking criteria.
While the preliminary exam is conducted for a total of 500 marks, the mains examination carries 600 marks. Find out the details of the UPSC ESE ET Exam Pattern 2025 outlined in the table below.
UPSC ESE ET Exam Pattern 2025
Mode of Examination
Offline
Papers
Subject
Stage I: Preliminary Exam (Objective Type Papers)
Paper-I: General Studies and Engineering Aptitude Paper
Total Marks
200 Marks
Duration of Exam
2 Hours
Paper-II: Engineering Discipline, Specific Paper
Total Marks
300 Marks
Duration of Exam
3 Hours
Total Marks for Stage I
500 Marks
Total Time Duration for Stage I
5 Hours
Stage II: Mains Examination (Conventional Type)
Papers
Subjects
Paper-I: Engineering Discipline, Specific Paper I
Total Marks
300 Marks
Duration of Exam
3 Hours
Paper-II: Engineering Discipline, Specific Paper II
Total Marks
300 Marks
Duration of Exam
3 Hours
Total Marks for Stage II
600 Marks
Total Time Duration for Stage II
6 Hours
UPSC ESE ET Syllabus 2025 - Preparation Tips
The UPSC ESE ET Exam 2025 is considered to be one of India's most challenging and highly competitive exams. In order to excel, one requires a thorough study plan and an effective preparation tip to thoroughly cover the extensive UPSC ESE ET Syllabus 2025.
Therefore, to help aspirants, this section includes some effective preparation tips on how to cover the UPSC ESE ET Syllabus 2025 in an efficient manner. Check out the preparation tips outlined below to ace the forthcoming Electronics and Telecommunication Engineering Services Examination.
Understanding the UPSC ESE ET Syllabus -
The UPSC ESE Electronics and Telecommunication Engineering Syllabus is vast and goes beyond the scope of the aspirant's graduation stream. Hence, the first step towards excelling is a thorough understanding of the syllabus.
So, check out the UPSC ESE ET Syllabus 2025 provided in this article and prepare a study plan around it.
Create a Robust Study Plan -
Curate a well-structured study plan that covers all the subjects and topics in the UPSC ESE ET syllabus 2025. Applicants must allocate dedicated time to each subject, keeping their strengths and weaknesses in mind.
Prioritize Key Topics -
Identify the weightage of topics in the UPSC ESE ET syllabus 2025 and prioritize them based on their importance in the exam. Focus on high-scoring and frequently asked topics. Analyze the previous year's question paper to identify repeated topics.
Enroll in Online ESE Courses -
Enrolling in reliable ESE online courses can offer structured guidance and additional resources. During exam preparation, seeking expert guidance becomes vital. Explore PW ESE online to succeed in the upcoming UPSC ESE ET Examination 2025.
UPSC ESE ET Syllabus 2025 vs GATE ECE Syllabus 2025
Comparing the difficulty between the UPSC ESE ET Syllabus 2025 and the
GATE ECE Syllabus 2025
is subjective and depends on the applicant's understanding of core subjects and strengths. Both entrance exams are challenging in their own way, catering to different purposes and evaluating applicants based on different criteria.
The key highlights of the UPSC ESE ET Syllabus 2025 vs GATE ECE Syllabus 2025 are outlined below.
UPSC ESE ET Syllabus 2025 vs GATE ECE Syllabus 2025
UPSC ESE Syllabus for ET
GATE Syllabus for ECE
Focused on evaluating applicants for various engineering services in the government sector.
Covers a wide range of subjects, including fundamental electronics and telecommunications, as well as general aptitude and engineering-related topics.
It is necessary to have a thorough understanding of engineering principles, practical applications, and problem-solving abilities.
Subjects other than electronics and telecommunications, such as general studies and engineering aptitude, are included.
Designed especially for admission to postgraduate programs (M.Tech/Ph.D.) and jobs in PSUs (Public Sector Undertakings).
It focuses primarily on the discipline of electronics and communication engineering, covering key topics such as signals and systems, communication systems, electronic devices, and so on.
Highlights a thorough understanding of key ECE topics, as well as mathematical and analytical abilities.
Advanced concepts and in-depth analysis of specific subjects may be included.
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