CMA-5240 antennas fold into small volume packages, ideally suited for extremely fast deployment in the field and Surveillance and Spectrum Management, Jamming applications. These antennas provides excellent coverage at and around the horizon when mounted on a mast. CMA-5240 is a ruggadized antenna designed for use in harsh environments. CMA-5240 can be operated in a passive or active mode. A new unique design for CMA-5240 antenna elements has reduced the set up time to less than 3 minutes.