ANDERSON: VERTICAL NOISE DISTRIBUTION 



110- 



90— 



fsl 



I 70H 



^ 



5 50- 



m 

 -a 



110— 



S 90- 



a. 110- 



■o 



c 



o 

 '^ 90- 



70 — 



50- 



90 



23 Hz 



36 Hz 



100 Hz 



180 



Vertical angle, degrees 



Figure 17. DAY 2 (E04) 2500 METERS 



879 



