https://apps.fcc.gov/edocs_public/attachmatch/DA-17-582A2.xlsx https://apps.fcc.gov/edocs_public/attachmatch/DA-17-582A3.xlsx https://apps.fcc.gov/edocs_public/attachmatch/DA-17-582A1.pdf https://apps.fcc.gov/edocs_public/attachmatch/DA-17-582A2.pdf https://apps.fcc.gov/edocs_public/attachmatch/DA-17-582A3.pdf