Interference Hunter provides technical information on how to track down interference. This App provides information on what signals are expected in various portions of the spectrum, including Utilities such as 'Frequency Lookup', 'Harmonic Calculator,' and a pdf of the US Spectrum. Screen shots provide a quick reference for use in the Field including pictures of various types of common interference. Interference Hunter can also provide information on how to use Rohde & Schwarz equipment for Interference Hunting, product specifications, and support line contact information.