Fast, handy, cost-effective and ultra sensitive the Aaronia Spectran emf rf handheld spectrum analyzer measuring devices provide the perfect analysis: trace RF & EMF sources in your area. These handheld spectrum analyzers show the exact frequency and signal strength of radio sources including the standard conformant calculation of various exposure limits, thanks to the patended, completely unique spectrum analysing-process. This groundbreaking innovation is the basis for the Aaronia Spectran's handheld-analyzer compact form factor and unbeatable price. Current users include: Boeing, NATO, Shell Oil Company, Rohde & Schwarz, EADS (European Aeronautic Defence & Space Company), Australian Government Department of Defence, IBM, Leer, Lufthansa, BMW, Daimler Chrysler AG, Audi AG, PHILIPS Semiconductors, Max-Planck-Institut, Carl Zeiss Jena GmbH, Siemens AG