Electronics and Radar Development Establishment (LRDE) is a laboratory of the Defence Research & Development Organisation (DRDO), India. Located in C.V. Raman Nagar, Bengaluru, Karnataka, its primary function is research and development of radars and related technologies. It was founded by S. P. Chakravarti, the father of Electronics and Telecommunication engineering in India, who also founded DLRL and DRDL.

The HAL Tejas is an Indian single-engine, 4.5 generation delta wing multirole combat aircraft designed by the Aeronautical Development Agency (ADA) and manufactured by Hindustan Aeronautics Limited (HAL) for the Indian Air Force (IAF) and Indian Navy. Tejas made its first flight in 2001 and entered into service with the IAF in 2015. In 2003, the aircraft was officially named "Tejas". Currently Tejas is the smallest and lightest in its class of supersonic combat aircraft.