Both black boxes are powered by one of two power generators that draw their power from the plane's engines. One generator is a 28-volt DC power source, and the other is a 115-volt, 400-hertz (Hz) AC power source. Cockpit Voice Recorders The cockpit voice recorder and the flight data...
However, Obama deserves praise for: pushing for bases on Columbia to put pressure on the socialist menace, helping our world image (largely symbolically, with no real effects on our global reach)by condemning torture, and finally continuing the use of Predator drones ...