Autobrakes?

[jrpilot]

Are autobrakes supposed to slow you down in the descent or when you have touched down on the runway and are braking?

[Eskimo]

I think autobrakes activate once the aircraft is on the runway.  So the pilot doesn't have to use the brakes, which could be quite hard on a large plane.  ;)

They operate in three intensities, but I think 1 or 2 is normally used.

Someone may correct me on this.

[Nexus]

Eskimo is correct.
Autobrakes are wheelbrakes that are monitored by a system that maintains a specific brake pressure.
It senses deceleration rate and applies brake pressure according to selected rate on the panel. (1,2.3, MAX etc)

The system should be used for all landings if it's available. As the main gear touches down, the

[Eskimo]

Eskimo is correct.

I knew I was, always am.  ;D