The Jammers are designed for special units, with great emphasis on low weight (mobility), power efficiency and ruggedness. The unit comes with batteries providing for up to 2 hours of continuous operation. Frequencies are set per customer needs and controlled by Quartz stabilized PLL synthesizers. The unit is controlled by Microprocessor. Jamming coverage area is depends on terrain and the transmitting power of the equipment to be jammed and can range from 30-100 m. The jammer can be supplied with directional or Omni antennas.