Anritsu Co. expands its Electromagnetic Field (EMF) Measurement System with the introduction of isotropic antennas that provide frequency coverage from 9 kHz to 6 GHz. Compatible with certain LMR Master™, Spectrum Master™, and Cell Master™ handheld analyzers, the new antennas support measurements of EMF radiation to ensure wireless networks are in compliance with various national standards for personal safety established by government regulatory authorities.