Saturday, May 7 2005 14:22 Hrs (IST) - World Time -

Bangalore: India's Light Combat Aircraft (LCA) , Tejas, completed 400 test flight sorties today (May 7, 2005) when Technology Demonstrator-1 (TD-1) and Proto Vehicle-1 (PV-1) were flown this morning, Aeronautical Development Agency (ADA) said.

Today's flight tests were conducted for calibration of air data system at different altitudes and speeds for TD1, which is now ready for exploration of the flight envelope further, ADA said in a statement in Bangalore.

Duration of the flight was 47 minutes for both the aircraft, it said.

Tejas TD-1 has been fitted with new nose air data probe after its 75-hour scheduled servicing, the statement said.

The fourth aircraft PV2 with reduced structural weight, completely new avionics and cockpit displays is presently undergoing vibration and structural coupling tests. This aircraft would also be fitted with multi-mode radar, R73 missile and drop tanks, it said, adding, its maiden flight is scheduled for next month.

Wg Cdr Raj Tyagi and Wg Cdr Vikram Singh flew TD1 and PV1, respectively.