The GSAT satellites are India’s indigenously developed communications satellites.
It is developed by Indian Space Research Organisation (ISRO).
It is used for digital audio, data and video broadcasting.
As of 30th March 2018, 18 GSAT satellites of ISROhave been launched out of which 13 satellites are currently in service.
The repertoire of 10 GSAT satellites, a total of 168 transponders (out of which 95 transponders are leased out to provide services to the broadcasters) in the C, Extended C and Ku-bands provides services to telecommunications, television broadcasting, weather forecasting, disaster warning and search and rescue operations.