Tutorials
Quadruped robot in India: build or buy, and what it costs
How walking robots stay upright, actuator choices, the leg maths, beginner gaits, realistic budgets and where legged robots make sense in India.
Archive
Author: Jignesh Panchal
Jignesh Panchal is the founder of Jaadu Digital and author of Robotics Engineering, an India-focused robotics publication. The site uses AI-assisted research and drafting; educational guides and illustrative calculations are not claims of hands-on testing or machinery-safety certification.
Tutorials
BLDC motors and ESCs for robots: sizing, wiring and control
KV, current and voltage explained, how to size an ESC, safe wiring, a first throttle test, and when a brushed motor is…
Buying guides
Robotics lab setup for colleges in India: budgets and equipment
Three lab tiers with real budgets, the equipment that earns its space, room requirements, consumables and procurement rules that keep a lab…
Tutorials
SLAM for beginners: build a robot that maps a room
How SLAM works, the sensor and compute options, the ROS 2 stack, a seven-step build sequence and why maps come out smeared.
Buying guides
Drone spraying business in India: costs, rules and payback
What an agricultural spray drone costs, the DGCA rules you must satisfy, per-acre pricing, a stress-tested payback model and the risks that…
Buying guides
Cobot welding in India for small businesses: cost, payback, reality
What a welding cobot cell really costs, the arc-on time maths that decides payback, where it does not pay, and what to…
Tutorials
OpenCV on Raspberry Pi: robot vision that actually works
Install OpenCV, capture frames with Picamera2, find an object by colour, turn pixels into a motor command, and make vision reliable before…
Tutorials
Raspberry Pi 5 robot guide: power, cameras and what changed
What the Pi 5 changes for robot builders, the 5 V 5 A power rules, safe wiring, a first camera and serial…
Careers
Robotics engineer salary in India: fresher to lead, by role and city
Indicative 2026 pay bands by experience, role and city, what moves you up a band, and how to read an offer beyond…
Tutorials
Robotics competitions in India: WRO, FIRST, Robocon and how to enter
The competitions worth entering, what a season costs, an eight-week preparation plan and what judges actually score.