[Wustenfuchs]

Originally Posted by Brin

McCoy,

Depthcharges........ good old fashioned depthcharges.... excellent bits of kit, provided you knew what you were doing when first installing the primer charge. The det depth was set by a simple spring pressure, to a corresponding depth you thought the submarine was at.
Have worked with a slightly updated version of these.

Would that be like a clock spring? Set to detonate after a certain amount of time/depth?