Serial number of recommendations | Authorized date | Corresponding Core content in recommendations |
P.531-12 | 2013-09 | Ionospheric propagation data and prediction methods required for the design of satellite services and systems |
P.533-12 | 2013-09 | Method for the prediction of the performance of HF circuits |
P.534-5 | 2012-02 | Method for calculating sporadic-E field strength |
P.684-6 | 2012-02 | Prediction of field strength at frequencies below about 150 kHz |
P.843-1 | 1997-08 | Communication by meteor-burst propagation |
P.1147-4 | 2007-08 | Prediction of sky-wave field strength at frequencies between about 150 and 1700 kHz |
P.1240-1 | 2007-02 | ITU-R methods of basic MUF, operational MUF and ray-path prediction |
P.1321-4 | 2013-09 | Propagation factors affecting systems using digital modulation techniques at LF and MF |