??? ??? ?????? ?? ???? ??????? ???? ???? ???? ??? ?? ??????? ?????????? ????????? ???????? ??? ???? ??? ????? ????? ???????? ??? ???? ???????? ?????? ?????? ??? ?? ????????? ???? ???? ??????? ?????? ?? ???? ?? ????.Adversaries have placed a high level of great importance to the electromagnetic spectrum, buying capabilities to jam communications or