Reviews

• Scratch Arming Switch (for under 2 bucks) By David Lang (May 19, 2010)

  Construction: When building my level1 rocket, I wanted to use a simple, reliable arming switch to turn on my altimeter. My first thoughts were to use an interior switch which could be accessed through a hole in the avionics bay, but decided that it would be difficult to turn on and off especially once on the launch pad. I nixed the pull-pin type some people construct with a micro switch since ...