Take Charge and Move Out (TACAMO) planes would quickly get off the ground, climb steeply, and send an emergency war order on a very-low-frequency radio, using an antenna five miles long. SAC began to develop a Post Attack Command and Control System. It would rely on airborne command posts, a command post on a train, a command post at the bottom of an abandoned gold mine in Cripple Creek, Colorado, and a command post, known as The Notch, inside Bare Mountain, near Amherst, Massachusetts. The