Dave Plowman wrote:

Andy Burns wrote:

Cars with flappy-paddles monitor the pressure and temperature of
multiple valves in the mechatronics unit that operates the clutches.

Which type of box with flappy paddles?

DSG

But the synchromesh type have multi plate wet clutches, hydraulically
operated.

aka mechatronics, but I should have said it operates the gear changes as
well as the clutches.