40th Anniversary of DRDO
                Technical Data
| Date of Issue | January 26, 1999 | 
|---|---|
| Denomination | Rs. 10 | 
| Quantity | 700,000 | 
| Perforation | comb 13 | 
| Printer | Security Printing Press, Nashik | 
| Watermark | No Watermark | 
| Colors | Multicolor | 
| Catalog Codes | 
                                                                                         Michel IN 1672 Stamp Number IN 1733 Yvert et Tellier IN 1439 Stanley Gibbons IN 1835  | 
                                
| Themes | Aircraft | Anniversaries and Jubilees | Aviation | Organizations | Rockets | Tanks | Weapons | 
Table of Contents
Defence Research and Development Organisation (DRDO)
The Defence Research and Development Organisation (DRDO) has played a pivotal role in advancing India’s defense capabilities and self-reliance. Established in 1958, DRDO is dedicated to the design, development, and integration of cutting-edge defense systems across various domains. Here’s an overview of DRDO’s achievements and contributions, along with the commemorative stamp issued to mark its efforts:
Key Contributions:
- Main Battle Tank (ARJUN): Developed with superior firepower, mobility, protection, and a low silhouette, the ARJUN tank represents a significant advancement in armored vehicles.
 - Bridging Systems: The Mechanically Launched Bridging System and the Bridge Layer Tank (BLT) have enhanced the mobility of troops on the battlefield.
 - Missile Systems:
 - PRITHVI: A surface-to-surface missile with variants for both the Army (150 km range) and the Air Force (250 km range).
 - AGNI: A reentry technology demonstrator system that has successfully undergone flight tests.
 - Light Combat Aircraft (LCA): Incorporates advanced technologies and is undergoing pre-flight testing, with plans for induction into service by 2003.
 - Remotely Piloted Vehicles and Pilotless Target Aircraft (PTA): In the final stages of development and induction across the three Services.
 - Communications and Electronics:
 - Portable Satellite Communication Terminals.
 - Very Low Frequency (VLF) receivers.
 - Secure Telephone (SECTEL).
 - Night Vision Devices.
 - Radar and Computing:
 - Indra Radar: Features pulse compression for detecting low-level aerial targets.
 - Pace Plus Super Computer: A high-performance parallel processing computer for computational fluid dynamics.
 - Marine and Environmental Research:
 - SAGAR DHWANI: A marine acoustic research ship for ocean data collection.
 - Development of Extreme Cold Climate Clothing and NEC Protective Clothing for soldiers in harsh conditions.
 - Spin-off Technologies: DRDO’s advancements have led to biomedical devices like eye lasers, cancer detection systems, and cardiac devices, and have contributed to providing potable water and greening cold deserts.
 
Commemorative Stamp Details:
- Purpose: The stamp commemorates DRDO’s successful efforts in enhancing self-reliance in defense systems.
 - Design Elements:
 - Foreground: ARJUN Main Battle Tank.
 - In Flight: Light Combat Aircraft (LCA), Pilotless Target Aircraft (PTA), and PRITHVI missile.
 - Background: INDRA radar and the experimental marine research ship SAGAR DHWANI.
 
The stamp highlights DRDO’s significant role in advancing India’s defense technology and ensuring self-reliance, showcasing key developments and contributions that have bolstered national security and technological capabilities.