Aircraft Flight instruments (R44 expanded)

Question 1

where is the static source located on the R44?

Answer 1

2 ports behind the doors on both sides

Question 2

When do the white and black hash marks go away on the Altimeter?

Answer 2

start reducing above 10,000 ft and totally disappear above 15,000

Question 3

What increment does the hashmarks on the ALT display? What is the readout per hashmark?

Answer 3

20ft per hash