AIR FM Rainbow is a group of FM radio channels across India. It is run by All India Radio, a government owned enterprise. It features Hindi/Tamil and regional language songs and occasional English songs along with hourly news in English, regional language and/or Hindi. In Trichy it operates on 102.1 Megahertz in Tamil language covering more than 12 districts of Tamilnadu,In Tamilnadu it is also known as "Rainbow FM".In Delhi it operates on 102.6 Megahertz and AIR FM Rainbow Delhi is the only FM Channel to be aired in as many as ten cities. In Mumbai it operates on 107.1 megahertz. In Lucknow, it uses the 100.7 MHz slot. In vizag it operates on 102 megahertz.In hyderabad it operates on 101.9 megahertz It operates in Bangalore as well with a frequency of 101.3. It was earlier called FM Metro, the name was changed to FM Rainbow in 2002. The signals of this station are very strong and it catches till the far villages. the channel plays various genres of music unlike private channels, it does not stick to music of just one language. It plays ghazals, soundtracks as well as English songs, a rare occurrence in Indian radio channels. Rainbow is one of very few Indian radio channels which airs Western Music and the western music slots are really popular with listeners. it has many western music proggrammes like Time Out, Take off, Matchless music hours, Live wire Plus, Wicked Hour, Footloose, You asked for it, Just for you, Radio pet house, not only this it also has classical music shows. Almost all the radio jockeys on private FM channels once started with FM Rainbow. In telecommunications, frequency modulation (FM) conveys information over a carrier wave by varying its frequency. ... For the electronica band, see All India Radio (band). ... -1... Look up Tamil in Wiktionary, the free dictionary. ... The English language is a West Germanic language that originates in England. ... A regional language is a language spoken in a part of a country, be it may be a small area, a federal state or province, or a wider area. ... Tiruchirapalli (also spelled Tiruchchirappalli, commonly known as Tiruchi or Trichy, formerly known as Trichinopoly under British rule) is a city situated on the banks of the Kaveri river, centrally located in the Indian state of Tamil Nadu. ... , Lucknow ( , Hindi: लखनऊ, Urdu: لکھنؤ, ) is the capital city of Uttar Pradesh, the most populous state of India. ... Visakhapatnam (Also Vishākhapatnam, shortened and Anglicized: Vizag) is a large city in the Indian state of Andhra Pradesh. ... , For other uses, see Hyderabad. ... For other uses, see Bangalore (disambiguation). ...

The slot for English music [called radio raptures] airs everyday at 7am-10am and 10pm-1am and it has a very good audience.

'Kodai FM' It is a Tamil Radio Station operates 6.00 am to 10.00 pm, at 100.5 MHz.It covers 22 Districts.

This channel also relayed by Yercaud Radio tower 103.7 MHz. This channels are very most liked the Tamilnadu peoples.

In Future the Kodai FM (Tamil) will start another relay station for Coimbatore, Ooty& Mysore Tamil peoples.