I made a real air conditioner. Not a box with a fan blowing over some ice. Not a peltier junction connected to a heat sink. Nope, here is a working vapor phase cycle heat pump - like the billions of AC's that cool our modern world.
Josh has been fascinated by highstrikers since birth, but was always put off by the massive structure needed to send one skyward. Thanks to recent developments in technology, he can finally realize his dream of building an unsupported highstriker.