± 



T- 



k 



^■ 



^ 



^ 



A 



^ 



^"^ 



:^; 



^ 



A 



^ 



S^kAA^^5?^2*-5 



ZERO VALUE 





SPAR BUOY WAVE STAFF .,^+ 



SPAR BUOY ACCELEROMETER 



*0.4 cm/scale div. 



-125 nm/min 



Figure K-1. Wave and acceleration data for par uoy. 



1 foot motion^ 



71 



■^HEAVE period;- 



i 



-H K-2.4 SECo 



i 



SPAR BUOY VAVE STAFF 





i M fi 



Figure K-2. Spar buoy heave response. 



221 



