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Navy gets new facility to communicate with nuclear submarines prowling underwater

nik22

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NEW DELHI: With India planning a larger fleet of nuclear-powered submarines, which can prowl underwater for several months at a time and let loose their nuclear-tipped missiles as and when required, the Navy has acquired a new advanced facility to communicate with the silent predators.

The state-of-the-art very low frequency (VLF) transmitting station was commissioned at INS Kattabomman in Tirunelveli (Tamil Nadu) by Navy chief Admiral RK Dhowan on Thursday.

"The new facility will boost our ability to communicate with submarines, which have trailing wire antenna to pick up the coded VLF radio waves, on an uninterrupted basis throughout the year," said an officer.

Only a handful of nations have such a VLF capability, which is critical to pass coded orders to nuclear submarines on long-range deterrent patrols. Diesel-electric submarines have to surface every few days to get oxygen to recharge their batteries and have limited endurance due to fuel requirements.

Nuclear-powered submarines, armed with nuclear-tipped missiles, in turn, are considered the most effective and difficult-to-detect nuke platform since they can operate underwater at long ranges for months at end.

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The submarine communication centre at INS Kattabomman.

India is down to just 13 old diesel-electric submarines, barely half of which are operational at any given time, and a single nuclear-propelled submarine INS Chakra on lease from Russia without any long-range missiles.

But India's first three SSBNs (nuclear-powered submarines with nuclear ballistic missiles) are already being built at the secretive Ship-Building Centre at Vizag to complete the country's nuclear weapons triad - the capability to fire nukes from land, air and underwater.

The first, the 6,000-tonne INS Arihant, is slated to go for extensive sea trials soon after its miniature 83MW pressurized light-water reactor, which went "critical" in August last year, attains "full power" in the next couple of months. Moreover, there is an ongoing proposal to build six SSNs (nuclear-powered attack submarines, usually without ballistic missiles), as reported by TOI earlier.


Navy gets new facility to communicate with nuclear submarines prowling underwater - The Times of India
 
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soon we are gonna need those facilities. good development
 
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Ah, the ELF facility, good going. Now get the submarine pens up and running. AND for the love of god undo Antony's idiocy, get a DSRV already so that we can send out the Arihant for proper trials.

Easier to take out even from sea.

Would be VERY difficult, from what vector will a potential hostile target it? We have MPAs over and above and no one else can contest that space, any inbound will be tagged and bagged. Unless someone decides to undertake an one way mission and unleashes a salvo it is not going to happen.


@Indischer @IndoUS @The A-5 @danish_vij @Abingdonboy @sreekumar
EDIT:- THE ARTICLE ONLY MENTIONS THE VLF FACILITY, MY MISTAKE, THE ELF WILL COME ONLINE IN 015.
 
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So all the nuclear submarines will be under eastern fleet....?
 
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If i am not mistaken we have had VLF systems from the 80s based in vizag , this seems to be a new installation.
 
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If i am not mistaken we have had VLF systems from the 80s based in vizag , this seems to be a new installation.

ELF, needed for the particular role, VLF won't cut it for our boomers.
 
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But the article says this recent one commissioned in TN is VLF ?

ELF is getting commissioned as we speak, VLF is used for normal comm. but when you give a launch order its an ELF burst which the sub can only receive and not respond to, the messages are short (code) and take time to be decrypted, once that's done the sub checks out with the onboard books, authenticates it and unleashes hell if required. NIGH IMPOSSIBLE TO INTERCEPT SO EMCON IS MAINTAINED. ELF is almost up and running.

The facility is not too far from the Koodankulkam nuclear power plant in Tamil Nadu’s Tirunelveli district.

But, you're right, the journos are mentioning only the VLF and the ELF is to be online only in 015, so my mistake. BUT TN will house the ELF facility, being built by L&T if I am not mistaken.
 
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ELF is getting commissioned as we speak, VLF is used for normal comm. but when you give a launch order its an ELF burst which the sub can only receive and not respond to, the messages are short (code) and take time to be decrypted, once that's done the sub checks out with the onboard books, authenticates it and unleashes hell if required. NIGH IMPOSSIBLE TO INTERCEPT SO EMCON IS MAINTAINED. ELF is almost up and running.

The facility is not too far from the Koodankulkam nuclear power plant in Tamil Nadu’s Tirunelveli district.

But, you're right, the journos are mentioning only the VLF and the ELF is to be online only in 015, so my mistake. BUT TN will house the ELF facility, being built by L&T if I am not mistaken.

There is news about a VLF facility being set up in newly formed state telangana also -

Navy to get 2,900-acre land to set up VLF station in Telangana | articles.economictimes.indiatimes.com

How many VLFs could IN end up with? We have 2 in sight right now - the one in TN (OP article), and this one in Telangana.
 
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