Cypres

This page is about the Automatic Activation Device for parachutes. For the tree family, see Cupressaceae. For the Mediterranean island, see Cyprus. For the law doctrine, see Cy-près doctrine.

CYPRES is an acronym for Cybernetic Parachute Release System. It refers to a specific make and model of an automatic activation device (AAD), a device that automatically activate a parachute (typically as a reserve system for a skydiver) under certain circumstances. A CYPRES is designed to activate the reserve parachute at a preset altitude if the rate of descent is over a certain threshold. The manufacturer of the CYPRES is Airtec.