Are You A Prestigious Diver?

Are You A Prestigious Diver? The prestigious diver If you dive regularly, you’ve probably met a prestigious diver already. They’ve got the good gear. They’ve…
Are You A Prestigious Diver? The prestigious diver If you dive regularly, you’ve probably met a prestigious diver already. They’ve got the good gear. They’ve…
Performance Development for Technical Divers Observe – Analyze – Adapt by Andy Davis As a technical diving instructor, a primary aspect of my work is…
The Importance of Deep Stops: Rethinking Ascent Patterns From Decompression Dives An abridged version of this deep stops article was originally in DeepTech, 5:64; and…
What scuba training agency is best for technical diving? This advice will help you the best scuba training agency for your technical diving training A…
What is the best way to prepare for technical diving training? Improve your success in technical diving training by following these steps to prepare yourself…
Top-10 tips on how to best prepare for technical diving training Reduce the risk of failing technical diving training with these essential tips to prepare…
SEAC Sidemount BCD The SEAC Sidemount BCD KS01 looks like a warm-water configuration. With ~20 lbs of buoyancy, it is in competition with the Hollis…
What is the biggest risk in technical diving? ..and how to avoid it! The biggest risk in technical diving is, quite simply, not having…
How To Set Goals For Your Technical Diving Development Don’t waste time and money when developing as a technical diver. Use this advice to create…
A Logical Application of Gradient Factors Settings for Open-Circuit Tech Divers As an active technical diving instructor for many years, I see many tech divers…
The Changing Technical Diving Mindset Technical diving went mainstream. It’s not a good thing in all respects by Andy Davis. Having been actively involved in…
Technical Diving Instruction: Finding Dolphins in the Desert by Andy Davis As a general principle; ‘you don’t find dolphins in the desert‘. Applied to tech…
Top-5 Tips to Perform Technical Diving Valve Drills When learning technical diving, many students will remark that mastering backmount valve drills can be amongst the…
Under The Influence: A Performance Guide To Managing Narcosis By Barry Fowler, Ph.D.* This paper was originally prepared for habitat divers using nitrogen-oxygen mixes, where…
Technical Diving Skills – Reaching Your Valves This article, posted at DiveDIR, gives great advice on how to reach your valves when conducting valve shutdown…
VPM For Dummies The Varying Permeability Model (VPM) for Dummies By Kevin Watts Blog editorial: I reproduced this article, for wider dissemination, from it’s…
OXYGEN EXPOSURE MANAGEMENT by Richard D. Vann Oxygen metabolism is the primary energy source in higher life forms, but when oxygen enters the metabolic process…
Decompression Theory – Links and Resources Here is my selection of educational articles and resources for further reading on scuba diving decompression theory… – Bubble Decompression…
Technical Diving Skills – Valve Shutdown Drill Explained This article, posted at Dive DIR, provides a very clear explanation of valve shutdown drills for isolated…
Technical Diving – Optimal Gas Mixes Knowledge of optimal gas mix selection is critical to the technical diver. The graph below simply correlates bottom depth…
Sheck Exley’s Razor – The Nature of Limits By R.D. Milhollin (Blog editor’s note: This article was first published in the March-April 1995, issue of Underwater…
Calculating ‘No Stop Time’ by Erik C. Baker, P.E. The following is an explanation about calculating the “No Stop Time”: Starting out with the basic Haldane…
Shearwater Petrel Really Simple DIY Bungee Straps for Your Shearwater Petrel 2 by Andy Davis I was recently shown this very efficient way to add…
Sidemount Review: The DiveRite Nomad LTZ The DiveRite Nomad LTZ is the improved successor to the old Nomad LT Extreme. Made with even more robust…
Deep6 Sidemount Regulators and Eddy Tech Fins: Unboxing Review I received the shipment of my new Deep6 sidemount regulator package and Eddy tech fins just…
Review: XDeep NX Project Wing by Andy Davis Shortly before Christmas 2016, I received the new XDeep NX Project technical wing for testing and review.…
Deep 6 Gear Sidemount Regulator Package by Andy Davis. Deep 6 Gear is rapidly making a name for itself for their very economically priced advanced-diving…
A Review of the Human Factors in Diving Course by Andy Davis I was recently given the opportunity to undertake the online Human Factors…
Torch Review: Tovatec Sports Tec ST2000 The Tovatec Sports Tec ST2000 is a really useful multi-purpose torch at a good price. I bought one on a whim…
DAN discusses the dangers of oxygen toxicity when using nitrox as a breathing gas. By Dr. E.D. Thalmann, DAN Assistant Medical Director; Captain, Medical Corps,…
Understanding M-Values By Erik C. Baker In conjunction with an array of hypothetical “tissue” compartments, gas loading calculations and M-values compose the major elements of the…
Sidemount Hardware Custom Upgrade With SUMP UK Andrew Goring, at Sump UK, has been busy designing and producing some clever custom hardware for sidemount…
Sidemount Diving – The Almost Comprehensive Guide book release by author Rob Neto Rob Neto, the highly regarded sidemount and cave instructor is releasing his…
Gradient Factors Explained I have reproduced this excellent article Gradient Factors explained by Matti Anttila in case the original website goes down. It is published…
APEKS WSX-25 Sidemount Pre-Release Review Apeks are due to soon release the WSX-25 Sidemount BCD and harness. Early promotional photographs and details of the rig…
FinnSub ‘Fly Side’ Sidemount BCD Reviewed The FinnsSub Fly Side sidemount is a tear-drop shaped bladder based upon a DIR harness with metal backplate and…
Sidemount Divers Going ‘Back’ To Backmount A re-post of Steve Martin’s excellent article on the state of current sidemount training provision, initially published on Scubaverse.…
Amphibian Gear – Sidemount Transformer The Amphibian Gear Sidemount ‘Transformer’ comes from Russia. It is a modular system, similar to the OMS ‘Profile’ adapter, whereby an anti-taco…
Gradient Factors for Dummies By Kevin Watts (Article from RebreatherWorld.Com) Gradient Factors for Dummies attempts to provide a user’s view of gradient factors, an Erik…
Aquamundo Sidemount BCD – New Release Oct 2013 I was pleased to be asked to conduct pre-release trials on the Aquamundo Sidemount BCD during Sept…
Tech Diving – Turn Pressure Calculator Use this spreadsheet to help calculate your turn pressure on technical/overhead dives: turn_pressure_calculator
ANDI Ascent & Descent Procedures – Open Circuit Diving During all ANDI training courses, students are taught to follow a set system of procedures for…