Avionics Flashcards
Single engine autopilot minimum speed
120 KIAS
Autopilot minimum altitude on the approach
200’ AGL
Normal operation standby gyro power source
EDC 1
Auto transfer standby gyro power sources
EDC 1
When will the backup battery supply power to standby gyro
When EDC 1 voltage drops below 19 volts
How much time will back up battery power standby gyro
30 minutes
How many ways can you disconnect autopilot
Trim
AP/PUHER DISCONECT
AUTOPILOT Transfer
AP ENG
Shaker
Radio Master
ALT mode rocker switch
25 ft per click
IAS rocker switch
1 knot per click
VS rocker switch
200 ftpm per click
DSC Mode
2,000 fpm max
CLIMB Mode
170 KIAS to 20,000 ft
2 knots per 1,000 ft up to 155 KIAS at 32,000 ff
The EMB 120 has how many independent pitot-static systems
3
The mode C input for the ATC comes from
Pilot’s encoding altimiter
The altitude alerter system visual and aural warning trigger when
The aircraft is 400 ft from selected altitude
The aircraft altitude deviates approximately 200 feet from selected altitude
The EFIS uses four identical cathode ray tubes as primary attitude and navigation displays for the pilot and copilot
True
The EADI has the following two display formats
Normal and Composite
The EHSI has the following 4 display formats
HSI ARC MAP and COMP
The MFD is primary weather radar display
True
The EMB 120 has two identical and independent ADHRS
True
The EMB 120 incorporates the EFIS and AHSR wit RMI and various navigation radios and weather radar
True
The VHF NAV radio frequency select knob
Normally changes the frequency in the lower (inactive) window
The pilot’s RMI No1 is connected to the copilot’s AHRS No2
True
The maximum range for the DME is
300 NM
Weather radar information
Is superimposed on an expended compass selector in the MAP format on the EHSI
The two VHF COM radios
Are 720 channel radios from 118.0 to 135.975 MHz spaced 0.025 MHz apart. Display only five of the six digit of the selected frequency. Can store 6 preset frequencies
The auto flight consists of
Two flight directors and two autopilots
Each flight guidance computer is common to both the flight director and the autopilot
True
The GPWS
Warns of all potentila terrain conflics
The electronic bay ventilation system
Has two internal recirculation fans that come on when the temperature exceeds 80°C
