He was 52.
Nair passed away at his residence around 10.30 am. He was a visiting faculty of the mass communication department of Rajiv Gandhi University.
On receiving the news from Dawnlit Post editor Gabriel D Wangsu, the deceased's brother-in-law requested the media fraternity to conduct the last rites here.
"I am extremely grieved and pained at the demise of Ravindran, who has been an epitome of journalism in Arunachal Pradesh since the inception of mass media in the state," Chief Minister Nabam Tuki said in his condolence message.
Lok Sabha member Takam Sanjoy, Science & Technology Parliamentary Secretary Phurpa Tsering, Nari-Koyu MLA Tako Dabii, IPR secretary Dani Sulu, Chief Minister Nabam Tuki's Political Secretary Bamang Tago, Arunachal Chamber of Commerce & Industries (ACCI) President Techi Lala and General Secretary Tarh Nachung, councillors Tarh Nachung and Gangte Tagung, NES members Tarh Tabin and Hari Maring, ACR Chairman Patey Tayum, and Heema Hospital CMD Dr Byabang Rana rushed to Arunachal Press Club premises, where Ravindran's body was laid in state, to pay their last respects.