SPINDEL: PHASE FLUCTUATIONS, COHERENCE AND INTERNAL WAVES 



Depth = 305 m 

 Range = 2 00 km 



10 



2 



f2 



406 Hz 



-6- 



-10 



10 



6 



2- 



-2 



-6 



-10 



220 Hz 



5000 10,000 15,000 



SECONDS 



20,000 



Figure 6. PHASE FLUCTUATIONS COMPARED FOR 220 AND 4 06 Hz 



432 



