Raga Surabhi is being run by Dr. Uma Ram, the founder of www.ragasurabhi.com, a Carnatic music website which aims to spread Carnatic music in a non-threatening way. The channel hosts educational content to help music lovers learn raga and swara identification. Apart from that 'Raga for Relaxation' series, collaborative projects, original compositions and special releases for special occasions are also being published.
My perima ponnu srividya used to sing the song kalyanam kalyanam... thiruvenladathil nadandha kalyanam.. in kedaram. I searched the song I couldn't get it.
For better appreciation one needs to see the face of singer and narrations in Tamil to know the nuances. Also aarohana avarohana notes to appear as a wavelength graph as a scroll.