"Dhaak" as a percussion instrument......

In the eve of Durga Puja and Navaratri....let's look into one particular instrument that Pancham-da utilised in his compostion...it's a very traditional Folk Instrument, primarily from Bengal....known as DHAK

.....Is a cylinder-shaped wooden cask with its both ends covered with goatskin. Some are decorated with cow tails and feathers.

The DHAK is a percussion instrument similar to other two-sided drums in India and it is an integral part of Durga Puja....

Now as you can imagine Pancham-da used this in very typical situation....yes, you're right in Durga Puja scene and dance/song.....in Anushandhan (Bengali) and Barsaat Ki Ek Raat (Hindi)....

To help you identify the sound and how they are played traditionally......here's a video....