Fractal Antenna Systems - Small Cell & BSA Solutions fractal, fractal antenna, fractenna, military antennas, commercial antennas, compact antennas, wideband antennas, multiband antennas, nathan cohen By using our wideband elements and proprietary manufacturing techniques, we are able to significantly reduce the complexity and thus cost of small cell and BSA solutions. We have worked with carriers and integrators for over a decade, making us well attuned to the specific needs of all stakeholders.