ITU R M 1747:2006
ITU R M 1747:2006 Protection Of The Earth Exploration-satellite Service (passive) In The Band 1400-1427 Mhz From Unwanted Emissions Of Mobile Satellite Service Feeder Links That May Operate In The Bands 1390-1392 Mhz (earth-to-space) And 1430-1432 Mhz (space-to-earth)