Video 8 - The Relationship Between GF99 and SurGF (Based Off Andy Davis’s Article)

In this YouTube video, I will explore Andy Davis’s discussion in his article titled “Shearwater Dive Computer Settings: Become A Power User!”, (link to his article is https://scubatechphilippines.com/scuba_blog/shearwater-dive-computer-settings/), where he discusses the relationship between the GF99 and surGF displays in shearwater dive computers. Dive computers are essential tools for monitoring and managing dive profiles, and understanding what these displays are telling you and how they work together can be really helpful. GF99, tells you the real-time relationship between the pressure of nitrogen dissolved within your body and the ambient pressure surrounding you. Andy in his article takes us through a NDL dive and shows us the GF99 and SurGF displays as you progress through the phases of this dive. We will look at the descent phase, the bottom time phase, the end of the bottom time phase, the start of the ascent phase, during the ascent phase, the start of the safety stop phase, the end of the safety stop phase and surfacing from the dive phase. Understanding the relationship between GF99 and surGF becomes even more meaningful when planning multi level multiple dives in one day (the subject of the next video). By understanding these settings, divers can control the dive to find the right balance between dive time, depth and safety. Join me in this video as we dive deeper into the GF99 and surGF displays on shearwater dive computers, exploring their impact on dive planning and safety. Whether you are a novice diver or an experienced professional, understanding these settings will enhance your diving knowledge and help you make informed decisions underwater. I hope you enjoy this video as I found Andy’s example very informative as it relates to rhetorical relationship between GF99 and surGF in shearwater dive computers on an example NDL dive he takes us through.