TCAS

Question 1

What feeds the TCAS?

Answer 1

Transponder
Rad Alt
Air ground signals WoW

Question 2

What time base is a caution area? Is it a RA or TA?

Answer 2

35-45 seconds from impact

TA

Question 3

What time base is a warning area? Is it a TA or RA?

Answer 3

20-30 seconds from impact

RA

Question 4

What transponder modes will you get a RA for?

Answer 4

Mode C / S = RA

Mode A = TA only

Question 5

When are RAs inhibited?

Answer 5

<400ft descending

<600ft climbing

Question 6

Auto and Manual TCAS Modes - what are the altitude ranges and what is shown with each

Answer 6

Auto - +/- 1200ft - TA/RA

Manual - +/- 2700ft - all traffic