APPENDIX C 81 



180 150 



30 60 



150 180 

 — I 1 80 



60 



£. 



70 1 



180 150 120 90 60 30 30 60 90 120 150 



—170 

 180 



Figure C-35. Percent of time trapping frequency < 3000 Mc/s: August. 



180 150 120 90 60 30 



60 



70 1 



180 150 120 90 60 30 30 



—170 

 180 



60 90 120 150 



Figure C-36. Percent of time trapping frequency < 1000 Mc/s: August. 



