ITU RECOMMENDATION 520-2 USE OF HIGH FREQUENCY IONOSPHERIC CHANNEL SIMULATORS -ITU RECOMMENDATION 520-2 USE OF HIGH FREQUENCY IONOSPHERIC CHANNEL SIMULATORS

For many years, the standard model of an ionospheric channel used for analysis and performance evaluation of HF communications techniques has been the model of Watterson, as embodied in the ITU-R Recommendation Rec. F.1487.However, for the modern a

How Ionospheric Observations Might Improve the Global Warning System

Recommendation ITU-R F.1487. Testing of HF modems with bandwidths of up to about 12 kHz using ionospheric channel simulators