Electronic Instruments System

Question 1

What does EIDS stand for?

Answer 1

Electronic Instrument Display System

Question 2

What does EFIS stand for?

Answer 2

Electronic Flight Instrument System

Question 3

What are some advantages of EIS that make them more superior to analogue instruments?

Answer 3

Variability and Variety
Supress unimportant data
Important data accentuated
Fewer components needed
Displays are interchangable, improves redundancy

Question 4

Name a few ways modern aircraft use digital technology

Answer 4

Command buttons in the cockpit control panel are processor controlled and transmitted via data buses to retriever systems

Calculations made in the system are made by the CPU

Electronic units are interconnected by digital data buses

Question 5

Through what is required data digitally transmitted?

Answer 5

The ARINC 429 Bus

Question 6

Required data is transmitted digitally by the ARINC 429 Bus via…

Answer 6

Read it in the display unit (screen)

Digital data buses to printer for hard copy printouts

Digital form to radio transmitter, which transmits data to ground receive