The BICOLOG 20300 X by Aaronia AG is an EMC broadband antenna that operates from 20 MHz to 3 GHz. It has a gain of -5 dBi to 41 dBi an antenna factor of 17–34 dB/m and a transmission power of 5W. The antenna can be connected to any spectrum analyzer to measure field strength.  It comes with a 1/4" tripod socket and an SMA (f) or N-type RF connector with an adapter. This biconical antenna is ideal for mobile and stationary use in combination with spectrum analyzers. It weighs 350 g and measures 350 x 160 x 140 mm.