Tejas Fighter Jet: What Sets Apart the New Variant?

In the skies of progress, India's Tejas Mk1A breaks barriers with its maiden flight, ushering in a new era of indigenous aerospace prowess and bolstering the nation's air defense capabilities. With cutting-edge technology and enhanced indigenous content, this milestone heralds a future-ready fighter jet, securing India's position as a formidable player in the global defense arena.

India's indigenous fighter jet program achieved a major milestone on March 28 with the successful test flight of the Tejas MK1A, an advanced version of the MK1. This marks a significant step in enhancing the Indian Air Force's (IAF) capabilities.

The Light Combat Aircraft (LCA) program began in the late 1980s to modernize the IAF and replace aging MiG-21s and Su-7s. The program saw a major advancement on January 4, 2001, with the first flight of the Technology Demonstrator-1 (TD-1), later renamed ‘Tejas.’

In 2016, the Tejas SP2 variant achieved initial operational clearance and was inducted into No. 45 Squadron, 'The Flying Daggers'. Another squadron, No. 18 'The Flying Bullets', also began operating the Tejas MK1. The upgraded Tejas Mk1A is expected to be delivered to the IAF by July.

Tejas

How Is Tejas Mk1A Different?

  1. Introduction of Tejas Mk1A:

    • The Indian Air Force recently secured a deal worth ₹36,468 crore with Hindustan Aeronautics Limited for 83 units of the Tejas Mk1A, a variant of the indigenous fighter jet.
    • Further expansion plans were approved by the Defence Acquisition Council, aiming to procure an additional 97 Tejas jets.
  2. Inaugural Flight of Tejas Mk1A:

    • On March 28, Group Captain KK Venugopal (Retired), a seasoned test pilot, conducted the maiden flight of the Tejas Mk1A, soaring for 15 minutes.
    • This marked a pivotal moment as the first successful flight showcasing the capabilities of the Mk1A version.
  3. Technological Advancements:

    • Group Captain Sunit Krishna emphasized the significant technological enhancements integrated into the Tejas Mk1A.
    • While the external appearance might resemble its predecessor, the Mk1A features upgraded electronics, processors, display systems, and fly-by-wire hardware.
    • Key additions include the Active Electronically Scanned Array (AESA) radar, self-protection jammers, and a new indigenous mission computer, rendering the aircraft future-proof.
  4. Design Modifications:

    • Hindustan Aeronautics Limited implemented slight design modifications to accommodate the latest technology seamlessly.
    • Despite these alterations, HAL ensured a degree of commonality between the Mk1 and Mk1A variants.
  5. Enhanced Indigenous Content and Improvements:

    • The Mk1A boasts nearly 50% more indigenous components compared to its predecessor and incorporates approximately 40 enhancements.
    • Notably, the Tejas Mk1A is equipped with the advanced Israel EL/M-2025 AESA Radar, soon to be supplanted by the indigenous Uttam AESA Radar.
  6. Future Applications and Capabilities:

    • The Uttam Radar, with its superior tracking capabilities and expansive range, is slated for integration into subsequent variants such as the Tejas Mk2 and the Twin Engine Deck-Based Fighters (TEDBF).
    • The Mk1A features nine hard points for diverse weaponry deployment, including Beyond Visual Range (BVR) missiles and Advanced Short Range Air-to-Air missiles (ASRAAM).
  7. Fly-by-Wire System Integration:

    • An indigenously developed digital fly-by-wire flight control computer enhances the Tejas's maneuverability and responsiveness.
    • The successful integration and flight testing of this system mark a significant milestone in the Tejas Mk1A program.
  8. Advanced Electronic Warfare Suite:

    • HAL has equipped the Mk1A with an advanced Electronic Warfare Suite, comprising a Radar Warning Receiver (RWR) system and an Advanced Self Protection Jammer (ASPJ) pod.
    • This suite aims to shield the aircraft from various threats, including ground-based acquisition radars and anti-aircraft artillery, ensuring enhanced survivability during missions.

Tejas

Tejas - Lightest, Smallest

  1. Tejas' Remarkable Attributes:

    • Tejas stands out as the most compact and lightweight aircraft in its class, owing to its dimensions and the extensive application of composite materials, ensuring exceptional agility and maneuverability.
    • Classified as a 4.5 generation aircraft, Tejas is versatile, capable of fulfilling various roles including ground attack, interception, air-to-air combat, and air defense.
  2. Deployment Plans:

    • The Indian Air Force intends to establish the inaugural squadron of the indigenous LCA Mark 1A fighter aircraft at the Nal air base situated in the Bikaner district of Rajasthan, strategically located near the Pakistan border.
    • This deployment aims to replace one of the two existing MiG-21 squadrons, as reported by ANI.
  3. Fleet Replacement Strategy:

    • Future plans involve the gradual replacement of existing aircraft within the Indian Air Force's fleet.
    • Tejas variants such as Mk1, Mk1A, and Mk2 are slated to replace aging aircraft like the MiG-21, MiG-29, and SEPECAT Jaguar.
  4. Safety Record:

    • Over its 23-year operational history since its maiden flight in 2001, Tejas has maintained an exemplary safety record.
    • Despite a recent incident in March involving a crash in Rajasthan by a Tejas from the No.18 squadron, such occurrences have been extremely rare throughout its operational lifespan.
  5. International Interest:

    • Tejas has attracted attention beyond Indian borders, with countries like Nigeria, Philippines, Argentina, and Egypt expressing interest in procuring the domestically developed Tejas Light Combat Aircraft, as stated by CB Ananthakrishnan, Chairman and Managing Director of Hindustan Aeronautics Ltd.

As the Tejas MK1A takes flight, it not only propels India's air defense into the future but also beckons the world to witness a nation's prowess in aerospace innovation, safeguarding its skies with indigenous strength and global appeal.

With inputs from agencies

Image Source: Multiple agencies

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