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Motor Skill Learning and Current Bailout Procedures in Recreational Rebreather Diving 
- A comprehensive study about Bailout Techniques currently used and how to improve them.
(420KB)
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The Abyssal Twins
- A complete report of the DIRrebreatherexpedition on the two italian Fregates Impetuoso and Pegaso sunk during WWI off Mallorca.
(soon) |
Unconscious Technical Diver and Rescue Techniques
- A comprehensive study about
Rescue Procedures currently used or taught and how to improve them.
(360KB) |
A Buyer's Guide to Rebreather Diving
- If you plan to buy a rebreather, here is an article you should better read first!
(680KB) |
No secret for Victoria
- A complete report of the DIRrebreather expedition on the HMS Victoria (vertical wreck between 77m/250ft and 140m/460ft) in Lebanon.
(520kb)
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Liquivision X1 computer and V-Planner Live
- A review of the new Liquivision X1 computer and its companion software: V-Planner Live.
(290KB) |
The Baker's dozen reasons... to de-invert your CCR tanks
- Unit permiting, some rebreather divers prefer to dive their on-board tanks upright instead of inverted. Why and why not?
(210KB) |
Diving the President Coolidge
- One of the most famous wreck, the SS President Coolidge, located in Vanuatu since WWII. Beautiful pictures by Claude Rives
(480KB)
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Fitness Training for Technical Divers
- There is no technical diving without proper preparation. Fitness training is an important part of this preparation.
(630KB)
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Your buddy is unconscious. So what?
- A step-by-step guide about what to do if you find an unconscious rebreather diver underwater
(Updated version 2.2 - 340KB)
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Emergency in Remote Locations
- If you plan some technical dives in a remote location, you might have to deal with an emergency. A quick guide to problems you might face .
(400KB) |
10 questions about DIRrebreather
- DIRrebreather is all about combining DIR procedures and CCR diving. DIRrebreather is a set of standards (equipment, mixes, configuration, procedures, etc) to become a DIR diver while using a rebreather. Here is an article to better understand what it's all about.
(280KB)
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Sra Keow: a 240m Deep Cave
- Story of an extreme cave dive in Thailand that took place in February 2007
(280KB) |
Comfort with a rebreather
- Trim, buoyancy control, streamliness and propulsion techniques are the key components of rebreather diver's comfort.
(350KB) |
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A 200m cave dive with a Megalodon CCR
- The story of the expeditions that took place in the Sra Keow cave in Krabi, Thailand. May 2006
(350KB)
More information on the Cave Expeditions page |
Bail-out Procedures for rebreather divers
- Some people say "If in doubt, bail out!" but nothing is that simple. Even if going off the loop is quite straightforward, there is a few options to consider when going Open Circuit.
(400KB) |
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The Sra Keow Controversy
- Some people aggressively criticize the 240m dive in Sra Keow Cave. Here is a clarification of the whole story.
(240KB)
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Modifying a Megalodon CCR for deep diving
- After some very deep dives with a Meg (226m/ 740ffw), nobody can argue with the fact that this unit is one of the most reliable CCR on the market. However some minor changes might help to make it more streamlined and more suitable for deep mixed-gas diving
(200KB)
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VR3 VPM vs Cochran EMC-20H computers
- A comparison of the performance of the new VPM VR3 computer and the EMC-20H Cochran Trimix computers.
(300KB)
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Rebreather for cave diving
- Why do we use rebreathers in Cave Diving? Does it add unacceptable risks or increase safety margin?
(200KB)
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A long day drifting in a rough sea
- A not-so-very-nice-to-live experience: drifting at the surface for a few hours
(240KB) |
How to adapt an M-48 Full-Face Mask
- A simple guide about the Kirby-Morgan m-48 Supermask and how to adapt it to a rebreather.
(300KB)
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The ISC Radial Scrubber
- A preliminary report about a pre-production radial canister designed by ISC for the Megalodon CCR.
(180KB) |
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How to make a DIR Inspiration?
- Don't dream. It will never happen. But at least you can try... and improve your Inspiration/Evolution CCR at the same time!
(250KB)
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Is Solo Rebreather diving Safe?
- Is solo diving with a rebreather dangerous? Is there a way to it safer and more acceptable?
(430KB) |
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Sidemount Configuration for rebreather divers
- Why side-mounting the bail-out tanks is a very interesting option for rebreather divers.
(500KB)
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pO2 Setpoint Selection for deep dives
- A comprehensive guide about the different setpoints one can use when diving deep on a CCR and how to keep a good safety margin when it comes to Oxygen exposure.
(110KB) |
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Inspiration vs Megalodon
- A comparison between the Inspiration (Vision Electronics) and the Megalodon Closed-Circuit rebreathers.
(100KB) |
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