UKHAS Wiki

UK High Altitude Society

User Tools

Site Tools


guides:cut_downs

Cut Downs

There are a number of cut down methods availble : Hot Wire/Resistor, Pyro and Magnetic.

Pyro

Pros :

  • Low power use.
  • Light.
  • Very fast.

Cons :

  • Explosive
  • Accidental triggering can be very dangerous.

Construction

TAKE EXTREME CARE WITH THESE WEAR SUITABLE EYE PROTECTION

The legality of pyrotechnical cut downs is debatable in the UK. Given this and the potential for injury we have decided to remove this section.

Hot Wire/Resistor

Pros :

  • Safe.

Cons :

  • Can be slow.
  • Can use alot of power.
  • Can be mechanically fragile.

Magnetic

Pros :

  • Safe.
  • Fast

Cons :

  • Can use alot of power ?
  • Heavier than pyro/hot wire ?

Magnetic cutdown

guides/cut_downs.txt ยท Last modified: 2011/08/23 19:26 by upu