Murdoughnut
Well sized member
Was studying today and ran across something I hadn't considered.
When the regs say supplemental O2 is required after 30-minute above 12,500 cabin pressure altitude ... is that 12,500 based on my baro setting read off the alitimeter, or is that 12,500 based on a pressure altitude setting of 29.92?
When the regs say supplemental O2 is required after 30-minute above 12,500 cabin pressure altitude ... is that 12,500 based on my baro setting read off the alitimeter, or is that 12,500 based on a pressure altitude setting of 29.92?