Know how to watch free to air TV channels in India -

Currently in India, free to air (FTA) channels available by three platforms. So you can watch free TV channels by using the given below options.

Satellite - 

In India, over 600+ free to air TV channels available by using satellite Ku-band and C-Band transponders. To receive Ku-Band DTH channels you need a minimum 60cm DTH antenna and free to air set-top box, for example, you can receive DD Free dish 150+ free TV channels from GSAT15 satellite. If you want to receive C-Band free to air TV channels then you can buy free to air set-top box and dish antenna to receive FTA channels, free TV channels available on GSAT17, GSAT 15, Asiasat 5, Intelsat 17 and other satellites.
How to watch free to air TV channels by satellite frequency?

Digital terrestrial Platform -

Prasar Bharati recently started its digital broadcast of Doordarshan and other DD channels by using this technology. Prasar Bharati has already stopped the analog broadcast and converted the system to digital.
Now above 5+ free to air TV channels available in various cities of India.
How to watch free to air (FTA) tv channels by using digital terrestrial antenna in India?

Free to air channels by the Internet -

You can watch free to air TV channels by using the internet. There are lots of applications and TV channels broadcasting there official channels on their official websites. For example - Sony Liv, Hotstar, Jio TV, 9xm Music, MX player, Airtel TV, and other sources.
Watch free to air TV channels using Sony Liv, Hotstar, Jio TV, 9xm Music, MX player, Airtel TV and other sources