firstly, some of my c-series contact mics are currently on use on the tour by Icelandic group, Sigur Ros.

also, here's a video of a performance by David Ikard, using some of my d-series hydrophones & c-series contact mics.

a test of my hydrophones carried out by Gregory Ovenden (thanks !)

Testing two different hydrophones constructed by Jez Riley French.
Left channel is the new D Series, and Right channel is it's predecesor.

The sound of water flowing downstream.

Recorded to Fostex FR2 LE