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
Petrel and Perdix Firmware V38 Release Notes
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 models. The following changes apply to all models unless otherwise noted. Version 38 (2016-09-26): FIX: Fixed a problem where under certain conditions a value…
Only Enable (Turn On) Gases That You Will Actually Use on a Dive
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.
Petrel / Perdix Firmware V37 Release Notes
FIX: Corrected the ascent rate arrows display. In v34 the dark gray was incorrect, making the display appear to always be full.
How to: Resize Images
The latest Perdix feature allows you to download a 320 (width) by 240 (height) picture. Since Shearwater Desktop is unable to resize the image internally, you must use an external program to resize your image to the appropriate size.