How To Use Less Air When Scuba Diving?

How to use less air when scuba diving
The question of using less air when scuba diving is one of the most pressing issues that a majority of newly qualified divers ask. The best way to use less air while scuba diving is to address the root cause of higher air consumption, not to focus on the symptoms.

How Deep Can You Dive Using Air?

Scuba Diving Q&A. Andy Davis. Professional dvice tips how to diver dive sidemount technical tech wreck questions answers
There are three governing factors which determine how deep can you dive using air. Understanding those factors promotes safe gas selection.

RAID Instructor Cross-Over: My Course Review

Early in 2017, I made a decision to cross-over my scuba diving instructor rating to RAID. What I liked about RAID was that they were aiming for quality, not quantity. That was reflected in their syllabus, as well as having stringent and measurable performance standards at every level.

Is Solo Diving Safe?

Scuba Diving Q&A. Andy Davis. Advice tips how to diver dive sidemount technical tech wreck questions answers

 Is Solo Diving Safe? Question: Is solo diving safe and recommended? What do I need to consider if thinking to go solo diving? Answer: Solo…

Technical Wreck Course Report

scubatechphilippines-sidemount-technical-wreck-subic bay

Technical Wreck Course Report by Andy Davis   A technical wreck (sometimes called ‘advanced wreck’) course is a pinnacle-level diving course for highly qualified technical divers…

The Changing Technical Diving Mindset

Changing Technical Diving Mindset

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…

The Scuba Diving Industry: Cost Versus Quality

Here's a contentious suggestion for the scuba diving industry; training agency affiliation can become a barrier to quality differentiation when trying to compete in the market on something other than offering the cheapest possible price.

Nitrogen Narcosis Sedation & Consciousness

Nitrogen Narcosis Sedation and Consciousness
The commonly taught model of alcohol-like intoxication fails to describe the nuanced cognitive effect upon the diver and, at worst, promotes divers towards a dangerous misbelief that they aren't mentally impeded by narcosis

The History of Subic Bay


The History of Subic Bay A concise history of Subic Bay, charting 500 years of turmoil, conflict and occupation The history of Subic Bay reflects…

How Dangerous Is Tech Diving?

Scuba Diving Q&A. Andy Davis. Professional dvice tips how to diver dive sidemount technical tech wreck questions answers
Discover the risks associated with tech diving and how they can be mitigated. Learn how to stay safe while exploring deeper depths.

Technical Diving – Optimal Gas Mixes

technical diving optimal gas mixes

Technical Diving – Optimal Gas Mixes Knowledge of optimal gas mix selection is critical to the technical diver.  The graph below simply correlates bottom depth…

Review: XDeep NX Project Wing

xdeep nx project wing review andy davis

 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.…

Understanding M-Values | Erik C. Baker

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…

APEKS WSX-25 Sidemount

Apeks WSX-25 sidemount

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


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…

Amphibian Gear – Sidemount Transformer

amphibian gear sidemount

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

Technical Diving Theory Sidemount Diving

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 Review

Aquamundo Sidemount BCD

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…

Hyperbaric Oxygen Therapy (HBOT)

Sidemount Technical Wreck Diving Subic Bay Philippines

What is Hyperbaric Oxygen Therapy (HBOT)? ANDI International Hyperbaric Research Center 74 Woodcleft Ave, Freeport NY 11520 516-546-2026 Article reproduced courtesy of Bruce Konefe  Hyperbaric…