Any rebreather diver will tell you that the heart of the machine is the oxygen cells. These sensors tell the electronics when to add oxygen into the divers loop to maintain partial pressure and so are critical to the proper functioning of the unit. A sensor failure at depth can lead to catastrophic outcomes including […]
If you’re an avid diver, then the chances are that you have heard about the latest release from Shearwater of the new Perdix AI dive computer. So what’s all the hype about ? AI stands for air integration. The new Perdix can communicate with two transmitters at a time for pressure and remaining gas time readings. While […]
In the late 1990’s I taught the Draeger Dolphin semi closed rebreather. So I was very excited to be able to finally take the TDI Hollis Explorer Diver Course and see how a semi closed hybrid system might bridge the gap between that old technology and new. The first thing you notice about the […]
The Dive Rite O2ptimata CCR has been around for a decade and is very well established. As you would expect from a progressive company of actual divers that constantly tweak products according to their own real diving experiences & customer feedback, the O2ptima has had its fair share of updates in that time. However, none […]
