<Ul> <Li> Pre-1902 -- Cable telegraph </Li> <Li> 1902 -- First wireless telegraph station established between Sagar Island and Sandhead . </Li> <Li> 1907 -- First Central Battery of telephones introduced in Kanpur . </Li> <Li> 1913 -- 1914 -- First Automatic Exchange installed in Shimla . </Li> <Li> 1927 -- Radio - telegraph system between the UK and India , with Imperial Wireless Chain beam stations at Khadki and Daund . Inaugurated by Lord Irwin on 23 July by exchanging greetings with King George V . </Li> <Li> 1933 -- Radiotelephone system inaugurated between the UK and India . </Li> <Li> 1953 -- 12 channel carrier system introduced . </Li> <Li> 1960 -- First subscriber trunk dialling route commissioned between Lucknow and Kanpur . </Li> <Li> 1975 -- First PCM system commissioned between Mumbai City and Andheri telephone exchanges . </Li> <Li> 1976 -- First digital microwave junction . </Li> <Li> 1979 -- First optical fibre system for local junction commissioned at Pune . </Li> <Li> 1980 -- First satellite earth station for domestic communications established at Sikandarabad , U.P. . </Li> <Li> 1983 -- First analogue Stored Programme Control exchange for trunk lines commissioned at Mumbai . </Li> <Li> 1984 -- C - DOT established for indigenous development and production of digital exchanges . </Li> <Li> 1995 -- First mobile telephone service started on non-commercial basis on 15 August 1995 in Delhi . </Li> <Li> 1995 -- Internet Introduced in India starting with Laxmi Nagar , Delhi 15 August 1995 </Li> </Ul>
<Ul> <Li> Pre-1902 -- Cable telegraph </Li> <Li> 1902 -- First wireless telegraph station established between Sagar Island and Sandhead . </Li> <Li> 1907 -- First Central Battery of telephones introduced in Kanpur . </Li> <Li> 1913 -- 1914 -- First Automatic Exchange installed in Shimla . </Li> <Li> 1927 -- Radio - telegraph system between the UK and India , with Imperial Wireless Chain beam stations at Khadki and Daund . Inaugurated by Lord Irwin on 23 July by exchanging greetings with King George V . </Li> <Li> 1933 -- Radiotelephone system inaugurated between the UK and India . </Li> <Li> 1953 -- 12 channel carrier system introduced . </Li> <Li> 1960 -- First subscriber trunk dialling route commissioned between Lucknow and Kanpur . </Li> <Li> 1975 -- First PCM system commissioned between Mumbai City and Andheri telephone exchanges . </Li> <Li> 1976 -- First digital microwave junction . </Li> <Li> 1979 -- First optical fibre system for local junction commissioned at Pune . </Li> <Li> 1980 -- First satellite earth station for domestic communications established at Sikandarabad , U.P. . </Li> <Li> 1983 -- First analogue Stored Programme Control exchange for trunk lines commissioned at Mumbai . </Li> <Li> 1984 -- C - DOT established for indigenous development and production of digital exchanges . </Li> <Li> 1995 -- First mobile telephone service started on non-commercial basis on 15 August 1995 in Delhi . </Li> <Li> 1995 -- Internet Introduced in India starting with Laxmi Nagar , Delhi 15 August 1995 </Li> </Ul>
when was mobile phone service started in india
when was mobile phone service started in india
1995
1995