NEW DELHI: Isro is set to hugely boost Indian Navy's satellite-linked communication network by launching Gsat-7R (codeword CMS-03) from Sriharikota on Nov 2. Gsat-7R, being considered the heaviest-ever communication satellite to be launched from Indian soil, will replace the aging satellite Gsat-7 (Rukmini), which is the backbone of naval communications on high seas at present, reports Surendra Singh. 'Rukmini' has enabled secure real-time links between warships, submarines, aircraft and shore-based command centres across the Indian Ocean. With upgraded payloads, Gsat-7R or CMS-03 is designed to expand secure, multi-band communications for the Navy's growing blue-water operations. Multi-band frequencies - UHF, S, C and Ku bands - will help transmit voice, video and data between warshi

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