9 Air-land-[sear] * sea * battlefield communications equipment, namely, transmitters and receivers operating in the medium frequency, high frequency, very-high frequency, ultra-high frequency, and super-high frequency ranges for ship and stationary and associated equipment, namely, modems, processors and communications servers, data terminals system-operating handsets, remote-control packages, frequency and key management systems, voice and data intercom systems for ships; antennas; electronic warfare and spectrum-control equipment, namely, interceptors, receivers, radio direction finders, transmission jammers and demodulators/decoders