This is a Sources Sought Notice for market research on the Transmitted Isotropic Generated Equivalent Radiation (TIGER) project, not a solicitation for proposals. The effort involves continuing research and prototype development for high-power signal generation techniques across the radio frequency spectrum for atmospheric research and spacecraft/aircraft calibration. Performance of services will be located at the Naval Research Laboratory in Washington, DC, and may require access to SCI programs. No budget information or submission timelines are specified in this notice. Interested parties must submit a capability statement, limited to 5 pages, with contact, technical, commerciality, and past performance information.