The ARRL provides Amateur Radio equipment for loan to hams during times of disaster when on-site equipment has been damaged or compromised in a way that makes it inoperable. Below is a photo of an HF kit.  To find out how this all works go to

http://www.arrl.org/files/file/Public%20Service/Emergency%20Communications/The%20ARRL%20Ham%20Aid%20Program%20Guidelines.pdf

.