GATE EC syllabus 2027
Electronics & Communication Engineering
A numerically intensive paper spanning signals, circuits, control systems and communications.
Syllabus sections
- Engineering Mathematics
- Networks, Signals & Systems
- Electronic Devices
- Analog Circuits
- Digital Circuits
- Control Systems
- Communications
- Electromagnetics
Subject-wise weightage (indicative)
| Topic | Typical marks |
|---|---|
| General Aptitude | 15 |
| Engineering Mathematics | 11–13 |
| Networks, Signals & Systems | 12–14 |
| Analog Circuits | 8–10 |
| Digital Circuits | 8–10 |
| Control Systems | 7–9 |
| Communications | 7–9 |
| Electronic Devices | 6–8 |
| Electromagnetics | 6–8 |
Weightage is indicative, based on recent papers. It varies year to year.
About the GATE EC paper
Electronics & Communication Engineering (EC) is one of the largest GATE papers by registration count and one of the most calculation-intensive. The core of the paper is the Networks, Signals & Systems cluster, which underpins Control Systems and Communications as well.
How to prepare
EC rewards fluency rather than recognition. Standard derivations such as transfer functions, frequency response and modulation schemes recur year after year in modified form, so working through previous year papers by topic is unusually effective in this paper.
Because the paper is numerically heavy, timed practice matters more than in conceptual papers. Most candidates can solve the questions; fewer can solve them fast enough.
Recommended books for GATE EC
- Signals and Systems by Oppenheim, Willsky, Nawab
- Microelectronic Circuits by Sedra & Smith
- Automatic Control Systems by Benjamin C. Kuo
Frequently asked questions
Which subjects carry the most marks in GATE EC?
Networks, Signals & Systems is the heaviest cluster, followed by Analog Circuits, Digital Circuits, Control Systems and Communications, alongside Engineering Mathematics and General Aptitude.
Is GATE EC a calculation-heavy paper?
Yes. EC is more numerical and derivation-driven than CS, so speed with standard derivations and formula recall is a major differentiator on exam day.
What jobs can I get with a GATE EC score?
Beyond M.Tech admission at IITs, IISc and NITs, several PSUs recruit through GATE EC scores, and the score remains valid for three years.