IRI Vindam Nerchukundam Radio Lessons Schedule Schedule 2019-20. Radio Lessons are started from 1st August 2019. Vindaam Nerchukundam Raio Lessons broadcast from AIR (All India Radio) every day except Saturday. These Radio Lessons are useful for students. Below is the SSA Radio Lessons Schedule going to be broadcast for 2019-20 Academic Year. Download the Radio Lessons Schedule below.