Andy Davis Technical Diving Blog http://scubatechphilippines.com/scuba_blog Sidemount Technical Wreck Resources and Articles 2020-07-24T03:22:30Z hourly 1 2000-01-01T12:00+00:00 Why do tech divers use two computers? http://scubatechphilippines.com/scuba_blog/why-do-tech-divers-use-two-computers/ 2020-07-24T03:21:05Z Andy Davis Technical Diving Blog

Why do tech divers use two computers? Technical diving requires redundancy of safety-critical equipment. If something fails, you still have to complete the planned decompression to surface safely. Being able to track time and depth for a decompression ascent is obviously critical to that requirement. It can be done (or backed up) with a written […]

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Decompression Sickness, Treatment and Recovery – A true story by Richard Pyle http://scubatechphilippines.com/scuba_blog/decompression-sickness-true-story/ 2019-08-07T13:11:01Z Andy Davis Technical Diving Blog

Confessions of a Mortal Diver – Learning the Hard Way (Decompression Sickness, Treatment and Recovery) by Richard L. Pyle (deepreef@bishop.bishop.hawaii.org) ScubaTechPhilippines note:  I’ve posted this article as it represents a serious lesson and learning text for technical divers.  It was originally posted via a washington.edu website, but sadly that location hasn’t remained online. The true story, […]

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Subclinical DCS, Decompression Stress and Post-Dive Fatigue http://scubatechphilippines.com/scuba_blog/subclinical-dcs-decompression-stress-fatigue/ 2019-08-07T13:11:00Z Andy Davis Technical Diving Blog

Subclinical DCS, Decompression Stress and Post-Dive Fatigue by Andy Davis Post-Dive fatigue, malaise, lethargy, sleepiness and decreased vitality is an often-observed consequence of scuba diving.  Many divers can relate with this; having felt sluggish and in dire need of a snooze during surface intervals or after diving. Is it really normal and expected? Is it […]

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Core Overhead Environment Diving Skills | Training Videos | http://scubatechphilippines.com/scuba_blog/core-overhead-environment-diving-skills/ 2019-08-07T13:10:59Z Andy Davis Technical Diving Blog

Core Overhead Environment Diving Skills A collection of video tutorials from the web –  depicting key skills for overhead environment diving in wrecks and caves. For information only. Please get properly trained before attempting to enter shipwrecks! I will update this blog entry with more videos and features as I find them… if you have […]

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Nitrogen Narcosis – Perceptions of Susceptibility http://scubatechphilippines.com/scuba_blog/nitrogen-narcosis-susceptibility-factors/ 2019-08-07T13:10:58Z Andy Davis Technical Diving Blog

Nitrogen Narcosis – Perceptions of Susceptibility Examining the human factors influencing diver perceptions of susceptibility to nitrogen narcosis.  By Andy Davis Nitrogen narcosis is a hyperbaric neurological phenomenon. Its existence, symptoms and onset are known, even if medical science has not yet explained the physiological mechanisms causing it. Individual susceptibility to the effects of nitrogen […]

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Sheck Exley’s Razor – The Nature of Limits http://scubatechphilippines.com/scuba_blog/sheck-exley-razor-limits-diving-caves/ 2019-08-07T13:10:57Z Andy Davis Technical Diving Blog

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 Speleology. I have added it here on my blog to preserve and disseminate further, what I believe to be beneficial insights into overhead and technical diving knowledge). Sheck Exley was one […]

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