Oxygen Seizures at PO2 ≤ 1.6 Bar: How Rare? March 27, 2017 Learn about the signs and symptoms of central nervous system (CNS) oxygen toxicity and the likelihood of oxygen seizures. Read more
Petrel 1 & 2 / Perdix & Perdix AI Firmware V44 Release Notes March 02, 2017 A note on models: The Petrel, Petrel 2, Perdix, and Perdix AI share a common firmware base. Due to hardware differences, not all features are avail... Read more
Eliminating The Helium Penalty February 27, 2017 Our understanding of decompression science has undergone dramatic revision in the last two years thanks to decompression physiologist David Doolette, Ph.D. and the team at the Navy Experimental Diving Unit (NEDU). Read more
Shearwater Cloud BETA App Update – Mobile v1.0.0 February 23, 2017 Dive List Fixed issue where inputted dive details overlap with the date and time in the dives list Fixed issue where dives weren’t sorting properl... Read more
On The Edge January 13, 2017 Launched in June 1983, Orca Industries Inc.’s Electronic Dive Guide (EDGE)—the first true microprocessor-based dive computer1 introduced the concept of multi-level diving, and in doing so helped revolutionize sport diving. Read more
Spanish and Italian Firmware Update December 29, 2016 Perdix and Petrel 1 & 2 now have language options for Spanish and Italian. The complete list of available languages is below: NEW: Spanish NEW... Read more
Petrel and Perdix Firmware V38 Release Notes September 28, 2016 A note on models: The Petrel, Petrel 2, and Perdix share a common firmware base. Due to hardware differences not all features are available on all ... Read more
Only Enable (Turn On) Gases That You Will Actually Use on a Dive August 02, 2016 My dive computer said the 20ft stop was supposed to take 4 minutes, but it actually took 10 minutes to clear. What went wrong? The answer is almost always that a more oxygen rich gas was enabled (turned on), but never actually used on the dive. Read more
Petrel / Perdix Firmware V37 Release Notes July 12, 2016 FIX: Corrected the ascent rate arrows display. In v34 the dark gray was incorrect, making the display appear to always be full. Read more