I didn't realize PBS Hawai`i posts their original programming to YouTube until tonight when I followed a link to the first of two episodes featuring that Kalapana sound.
Here's the first episode, which starts off with an intro by Peter Medeiros:
I tried to share this as soon as I saw you post it. By the time I got to FB to share it, it was all over the place. Too cool!!! Mahalo for sharing bruddah. I never knew the episode of Na Mele even existed.