THERMAL NOISE EMITTED BY ATMOSPHERE 

 Table 7.12 



307 



X 



C2 



UJ 

 X 



LlI 



_1 

 < 

 o 

 (f) 



4 











10 



20 



30 



40 



AUGUST. H, 



FEBRUARY, H^ 



FEBRUARY. H, 



AUGUST, H^ 



50 



60 



FREQUENCY IN Gc/S 



Figure 7.28. Variations with frequency of the scale heights of the bi-exponential 

 absorption model at Verkhoyansk, U.S.S.R. 



