Categories Telemetry AO-73 messages 2019-12-15 Post author By SM0TGU Post date 2019-12-15 No Comments on AO-73 messages 2019-12-15 Nice with updated messages from AO-73! By SM0TGU Webmaster and member of the AMSAT-SM steering group. View Archive → ← ESA Calling radio amateurs – help find OPS-SAT! → Oscar-100 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Δ