Originally Posted by
binbrook
I had one trip in a Sunderland. Engine synch was interesting: 1 and 2 were done first, by eye looking through the prop discs, then 3 and 4, and then the two pairs were matched by ear.
Who would do the synch? Captain, engineer, or a joint effort? Presumably getting the synch right would make a 10 or 12 hour sortie a shade less unbearable.
Flying in WW2 aircraft generally could not have been good for the hearing!