SOME EXCEPTIONS AND ANOMALIES 



245 



£ 



X 



o 



LiJ 



X 



Figure. 6.10. Typical profile through an inversion layer {equatorial and Mediterranean 



areas.) _^ 



20 y^ 



\— X. 



CiTX: 



\ 



X Ns 



o RELATIVE FIELD STRENGTH 





J L 



J L 



15 



X 



I- 

 o 



UJ 



or 



CO 

 10 Q 



_i 



LU 



5 ^ 



< 



_j 



n UJ 



JFHAMJJASOND 

 MONTH OF YEAR, 1959 



Figure 6.1 1 . Variation of monthly median values of Ng and field strength for a 300 km 

 path from Lille, France, to Reading, England. 



