The amateur satellite service is allocated 5,830 to 5,850 MHz, for down-links only on a secondary basis, and it is also allocated 5,650 to 5,670 MHz, for up-links only on a non-interference basis to other users (ITU footnote 5.282). Amateur stations must accept harmful interference from ISM users operating in the band.
The amateur radio satellite service occupies frequencies between 5,830 and 5,850 MHz for down-link communications on a secondary basis, while also utilizing 5,650 to 5,670 MHz for up-link transmissions without causing interference to other users (ITU footnote 5.282). Amateur operators must accept interference from ISM devices in the same band.