The Aaronia BICOLOG 30100 EX Biconical Radial Isotropic Antenna, 30MHz - 1GHz, Active and EMC Version offers much higher gain especially in the low frequency range. This model meets even most restrictive EMC standards like EN55011, EN55022 etc.. The Bicolog 30100 EX goes through rigorous testing in our laboratories before dispatch and is equipped with a high quality rubber paint which offers protection against mechanical damage and environmental influence.