TEJAS in detail

The Tejas, or ‘radiance’, India’s Light Combat Aircraft (LCA) is an indigenous fighter aircraft jointly developed by Aeronautical Development Agency and Hindustan Aeronautics Limited along with DRDO, CSIR, BEL, DGAQA, IAF & IN to meet diverse needs of the Indian Air Force (IAF) and Indian Navy (IN).

It is the smallest lightweight, multi-role, single-engine tactical SUPERSONIC fighter aircraft of its class in the world and is being developed in single-seat fighter and twin seat trainer variants for the Indian Air Force and Indian Navy.
Image Courtesy: http://timesofindia.indiatimes.com

Dimensions: Diameter 890 mm, Length 3.9 m
Weights: Max Weight 1,035 kg (2,282 lb)
Engines Performance: Thrust 9,163 kg (20,200 lb)

Tejas incorporates a highly reliable quadruplex digital fly-by- wire Flight Control System for the ease handling of pilot.The new generation glass cockpit comprises Multi Function Displays (MFD), Head Up Display (HUD) and Stand by Instrumentation System driven by Open Architecture Mission and Display Computer.

This provides effective Human Machine Interface (HMI). The advanced utility and health management system provides system health and warnings to the pilot through an Open Architecture Computer (OAC).

Major Mechanical System includes Microprocessor Controlled Brake Management System, Environment Control System, Fuel System, Nose Wheel Steering System,

Landing Gear System, Hydraulic System, Secondary Power System, Life Support System and Escape System.

Major LRUs developed by ADA are Aircraft Mounted Accessories Gear Box, Filters, Up Locks, QDCs, NRV’s, Depressurisation Cock, Gamble joints, Ten different types of Heat Exchanges. All LRUs have been product ionised to facilitate Equipping of Series Production.

Tejas is equipped with modern Israeli multi-mode radar, state of the art Derby air to air missiles and targeting pods to hit ground targets. The LCA will replace the ageing fleet of MiG-21 planes.


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