With helium prices on the rise, and limited or no availability in some regions, we decided to conduct a survey of global GUE instructors and dive...
Launched in early 2020, just as the pandemic was getting started, Dive Rite’s innovative chest-mounted O2Ptima, aka the CHO2ptima, is generating significant buzz among instructors and...
This month we continue our discussion of the migration to closed circuit rebreathers (CCR) and the future of open circuit (OC) scuba for tech diving. Instructor...
By Michael Menduno. Images courtesy of Sean Webb unless noted. There is arguably some confusion in the tech diving community over the advantages and disadvantages of...
by Richard Taylor. Images courtesy of Rob Wilson unless noted. Hindsight can be sobering. Eight years ago, I argued open circuit (OC) technical training was becoming...
How many “deep” open circuit dives would you have to conduct—you are using helium aren’t you?—to pay for a rebreather, training and necessary experience dives? It’s...
Closed circuit rebreathers have arguably become the platform of choice for BIG DIVES. So, does it make any sense to continue to train divers to conduct...
Now that pools are getting busy again for spring and summer training, we thought it fitting for us to take a deep dive into pool chemistry....
Introduced in 1959, the Italian SOS Deco Meter—the forerunner of modern dive computers—was the first decompression device used by sports divers that automatically tracked users’ dive...
The SOS meter was wildly popular in the 1970s and 80s prior to the advent and broad adoption of electronic diving computers like the EDGE. What’s...