Exam Review: Altimeters Flashcards
Altimeter indicates what?
Height above a predetermined level
What instrument is an ANEROID BAROMETER (no liquid)?
Altimeter
What does a Baro Set Knob or Kollsman do?
Pressure variations
What is INDICATED ALTITUDE above sea level?
below 18000 ft ASL (local)
If an aircraft is flying ABOVE 18000 ft ASL, what do they do and what is it called?
Altimeter to 29.92” Hg Pressure Altitude
What is FLIGHT LEVEL?
Above 18000 ft MSL
Fl 240 is an altitude of what?
24000
How do we deal with temperature variations?
BIMETAL STRIP
What are the types of ALTIMETERS?
Sensitive Encoding Servo Counter Drum Radio
What are the Counter Drum increments?
100ft
This type of altimeter has 2 ANEROIDS and a transponder
ENCODING
What is special about a SERVO altimeter?
Failure Warning Flag
This type of altimeter indicates height of aircraft above ground
RADIO
For a RADIO alt, frequency change is what?
20Hz (cycle)
Altimeters should be tested?
Every 24 months