New answers tagged

1 vote

How do the hydraulics in an airplane have constant pressures? What is creating resistance to the pump flow to create constant pressure?

The hydraulic system contains a pressure regulator device which maintains almost the same source pressure to the cylinders across the full range of flow rate demands, regardless of what the pressure ...
user avatar
36 votes

Why doesn’t ACARS just use HF if it has better range than VHF?

The main concern is that radio spectrum is a shared resource, meaning that while you’re using it, nobody else within the range of your transmission can use it too. That means you always want to use a ...
user avatar
  • 26k

Top 50 recent answers are included