Sep 9, 2014 · Diluter Demand Gets You Higher. Above 25,000 feet, your re-breather mask can't keep the oxygen percentage high enough to keep you safe. Aircraft that operate above 25,000 feet and up to 40,000 feet use a "diluter-demand" oxygen system.

Which two supplemental oxygen systems can you use, and what are their altitude restrictions? You can use a diluter-demand oxygen system which is limited to 40,000' or you can use a pressure-demand oxygen system that doesn't have any cabin pressure altitude restrictions.

May 5, 2018 · Rapid decompressions are uncommon, and flight crews must act fast to don their oxygen masks. Have you ever experienced a decompression? Tell us in the comments below.

Jun 29, 2024 · Here's when (and why) we wear the cannulas...

Sep 11, 2014 · Hypoxic hypoxia happens when your entire body is starved of oxygen. And for pilots, that typically happens when you aren't getting enough O2 when flying at high altitudes. When you inhale air into your lungs, atmospheric pressure forces oxygen through your lungs' membranes and into your bloodstream.

Apr 11, 2020 · 1) Single Pilot Oxygen Mask Use. The FAA has amended its cockpit oxygen-mask regulation to reduce the potential for pilots to be exposed to any pathogens that may be on the masks. The amendment fulfills the requirement of Section 579 of …

Jun 20, 2024 · Turbochargers are the key to piston-driven airplanes climbing to high altitude. While they add some complexity to an engine system, they're about the only thing that can get a piston-driven plane up to the flight levels for strong tailwinds, higher true …

Jul 30, 2022 · There are a few types of pressurization systems: Isobaric: The most common system, where cabin pressure is maintained at a constant value regardless of the outside air pressure. Isobaric Differential: Military fighter aircraft begin pressurization on ascent until the cabin reaches a pre-set altitude.

This 15 minute video simulates part of a private pilot checkride oral, covering the questions your examiner will ask about the National Airspace System. In the video, we walk through a planned cross-country from Paine Field north of Seattle, Washington to Portland-Troutdale, Oregon.

May 16, 2024 · Water vapor weighs less than the nitrogen and oxygen that make up most of the atmosphere. When the humidity is high, the air is less dense. Humidity is complex to compute, but there's a great calculator for it here .