Workshop: Make a hydrophone, listen to underwater sounds!
Record the mysterious Singing Fish that live in the lagoon! If you made a hydrophone at the workshop, we’ll turn them into an impromptu stereo array to localise the Singing Fish! https://www.theguardian.com/environment/commentisfree/2021/apr/28/a-singing-fish-it-glows-green-during-courtship-and-looks-like-boris-johnsons-hardship-face
I’m an engineer. In past lives I’ve designed artillery, built Internet gateways for paging, banking, email, and worked on underwater acoustics and underwater robotics. Now I make passive acoustic recorders for wildlife conservation.