CONTENTS

 1     Description of the approach         
 2     Terms and definitions       
 3     Emission classes  
 4     Requirements concerning –30 dB occupied bandwidth and OoB emissions           
 5     Method of measuring –30 dB bandwidth and bandwidths of OoB spectra 
 6     Method of measuring of OoB emissions of transmitters in the marine mobile service in the classes of emissions R3EJN, H3EJN, H2BBN, J3EJN    
 7     Method of measuring bandwidths of OoB spectra of aircraft transmitters in the aeronautical mobile service    
Annex 1 - Converting transmitter OoB spectra data expressed in terms of offset from the centre of the necessary bandwidth    
Annex 2 - Adjusting necessary bandwidth for reduced communication channel error coefficient    
Annex 3 - General requirements for measuring equipment    
Spectrum analysers    
Noise generators    
Shaping filters    
Attenuators    
Other instrumentation    
Annex 4 - Example OoB emission limits drawing for checking of emissions    
Annex 5 - Symbols and abbreviations    
 1     Parameters and variables 
 2     List of abbreviations designating types of modulation as used in this Report