(Question ITUR 243/7) (2010) Introduction Radiocommunication Study Groups PRELIMINARY DRAFT RECOMMENDATION ITU-R RS.1861 Typical technical and operational characteristics of Earth exploration-satellite service (passive) systems using allocations between 1.4 and 275 GHz Received: Date 2018 This contribution provides an update to the PDN Recommendation RS.1861. The PDN Date 2018 recommendation. This contribution provides calculated antenna efficiencies for all antennas where a Subject: Annex 11 to Document 7C/288 English only value was not previously provided as well as editorial changes to studies in Annex 11 of WP7C/288. Attachment United States of America PRELIMINARY DRAFT RECOMMENDATION ITU-R RS.1861 Typical technical and operational characteristics of exploration-satellite ATTACHMENT service (passive) systems using allocations between 1.4 and 275 GHz (Question ITUR 243/7) (2010) Scope This Recommendation provides typical technical and operational characteristics of exploration-satellite service (passive) systems using allocations between 1.4 and 275 GHz for utilization in sharing studies.
Radiocommunication Study Groups Received: Date 2018 Subject: Annex 11 to Document 7C/288 Date 2018 English only United States of America PRELIMINARY DRAFT RECOMMENDATION ITU-R RS.1861 Typical technical and operational characteristics of exploration-satellite service (passive) systems using allocations between 1.4 and 275 GHz (Question ITUR 243/7) (2010) Introduction This contribution provides an update to the PDN Recommendation RS.1861. The PDN recommendation. This contribution provides calculated antenna efficiencies for all antennas where a value was not previously provided as well as editorial changes to studies in Annex 11 of WP7C/288. Attachment ATTACHMENT PRELIMINARY DRAFT RECOMMENDATION ITU-R RS.1861 Typical technical and operational characteristics of Earth exploration-satellite service (passive) systems using allocations between 1.4 and 275 GHz (Question ITUR 243/7) (2010) Scope This Recommendation provides typical technical and operational characteristics of exploration-satellite service (passive) systems using allocations between 1.4 and 275 GHz for utilization in sharing studies.