By Vijayamala K. Saralaya Vid. C. Vishwanath and team’s mandolin concert marked the 5th concert under ‘Yuva Sangeetha Sambhrama’ series of Sri Thyagaraja Sangeetha Sabha Charitable Trust, premièred on the YouTube channel of the Sabha on Dec. 5. Mandolin is a western instrument which naturally appeals to one by its melodious sound. Vishwanath initially learnt…