Friday, August 7, 2009

Your Guide To Skydiving : Necessary Equipment

By Helen Simpson

Skydiving gear is the topic for this part of our skydiving guide.

Even basic skydiving requires the use of a range of specialist equipment and clothing. Understanding what each piece does and how it works will improve not only your confidence, but your safety too.

The parachute has several components that are contained in different compartments of a pack worn on the skydiver's back. The pilot chute, or drogue, which sits in a pocket on the bottom of the chute pack is deployed first. When it inflates, it pulls on cords linking it to the main parachute canopy, which it releases. The main canopy sits in a container called the deployment bag - but more commonly referred to as the D-bag. Once the main chute has been deployed, hand toggles can be used to steer and brake. In case the main chute fails, the parachute pack also holds a reserve chute.

If something goes badly wrong - say, the jumper blacks out or gets entangled - the automatic activation device will kick in. The AAD is a sophisticated palm-sized computer that measures elevation and descent rate - if a skydiver fails deploy the parachute by the appropriate height, this life-saving device will automatically cut a strap to release the chute.

An altimeter measures height above the ground and the rate of descent. This equipment is usually digital and is accurate to within a few meters. Altimeters work by sensing air pressure, which changes as the skydiver descends. They should be calibrated on the ground before the plane takes off.

Skydiving suits are worn to give protection from the wind whilst in the air and cuts and scratches on landing. They come in a variety of styles, with differences including tightness (the tighter they are the quicker you'll fall), materials (different ones have different aero-dynamic qualities), and how and where straps are attached (with different designs for different types of skydiving).

A helmet is necessary because there's a possible chance of head trauma when hitting the ground. Landings should be made on your feet, and it's very rare for a skydiver to have to hit the ground and roll, but it's possible for a gust of wind, a trip or other event to put a skydiver's head on the ground. They also typically incorporate two-way radios which allow in-the-air and air-to-ground communication. - 16887

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