.1-^0. 1 00 

 i ^ 0.050 



'Q f ^0.050 



gj m 



I |ci-0. 100 



^0.150 



' ♦ * ^ \M X . 



* . y X X ♦ » H * t 



T- 



-r^e 



r^ 





,-r O'OO 







j=! 



r^-. 



s 



S^ 0.050 



:^ 



CM 



o 



"*1 n 



? 



1^ 





— 



■o 



2^-0 050 



•y 



(\J 







^ 



'2--0 100 



z 



E^ 





-0.150 



X 



u 



• 



* y i .. 



♦ • 



• 



• 



,« 



X • 



*XX M 





i 



• 

 • 



K X if ? 



X ♦ 



S • * 



X • • • - * 



♦ ♦XX 



, • 



• 



^ ♦ i 



t 



400 



1.200 



000 



800r 



[ X X X 



X X X X X 



X X 



H-o.se ft 



H=0.24 ft 

 H=0.36 ft 



X X 



H ? 



5^ X X X X 



X X 



30° 



60° 



90° _ 1 20° 



lion An^le, p 



150° 



180* 



Figure 34. Normalized patterns of H(6^ and first and second angular 

 differences for 2x2 H-pile in three situations; see Table 

 for test conditions. 



58 



