DIVE COMPUTERS
FOR DEMANDING DIVERS
Shearwater Research designs and manufactures computers for divers demanding more from themselves and their diving experience. Whether you're an air, nitrox, multi gas trimix or closed circuit rebreather diver, Shearwater offers products which are powerful, simple and reliable.
Who we are:
Shearwater is comprised of a dedicated team of engineers, technologists, assemblers and customer focused sales and marketing staff that also happen to be enthusiastic recreational and technical divers.
Latest Blog Posts
Release Notes Shearwater Desktop 3.1.4
New Features/Improvements: Improved Bluetooth Reliability with the initial connection. Bug Notes: Added software workaround to allow users with Windows 10 creators update to connect with Bluetooth Low Energy Fixed a bug that can cause frequent BT INIT FAIL’s on Mac’s Version 44 ISC Dive Computers can now connect as normal Rebreather…
The CO2 Scrubber in a Diver’s Rebreather
How long a CO2 scrubber lasts during a dive depends on many factors. I will mention some of the ways that CO2 can be removed from the breathing gas. I will also discuss ways to measure how long a scrubber will last (called the endurance time) and some of the…
Windows 10 Update
BLE is the protocol that the Perdix and Perdix AI use to communicate with Shearwater Desktop. Ever since the update, numerous BLE issues have been reported and subsequently confirmed by Microsoft. These issues have affected our users and their ability to connect to Shearwater Desktop.
Why UPTD Calculations Should Not Be Used
Just over 45 years ago, in 1970, researchers at the University of Pennsylvania used the best information available at the time to derive a model for development of pulmonary oxygen toxicity.1,2 The measurement they used was decrease in vital capacity (VC), (VC is the volume of air that a person…