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Defence & Security
Pradeep Kumar

19/02/21 09:30 AM IST

Software Defined Radio

Context
  • Communication is vital and critical to all military operations.
  • The Combat Net Radio (CNR) is the mainstay of communications for the Indian Army in the battlefield.
  • The contemporary CNR equipment in the Indian Army supports voice communication only and has limited or no data transmission capability. 
In news

Present radios are to be replaced soon by indigenously developed Software Defined Radio (SDR) in Indian Army

Why?

To arm the soldiers with advantages offered by technology and equip him to fight a war in the Net–Centric battle space.

Highlights
  • Software Defined Radio (SDR) has enhanced data transmission capability, enhanced voice clarity and data transmission accuracy in spectrally noisy environments, support multiple waveforms, greater system security and better communication survivability in clear and secure mode to meet the operational requirements of the Indian Army.
  • Development of V/UHF Manpack SDR under Make-II will be a game changer for Indian Army.
  • It is in sync with the “Aatmanirbhar Bharat” policy of the Government which will lead to “Self Reliance” in advanced communication systems.
Source: PIB

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