d. Flexible for input of positioning data or further processing. 



e. Standard CRT video monitor can be used for display. 



44. The system worked well under the calm conditions of the demonstra- 

 tion, but coastal uses would be limited to very sheltered waters. Resolution 

 is excellent, but consequently, range is limited to 40 m, and scanning, hence 

 time required to complete a survey, is slow. Applications of this system are 

 essentially the same as those listed for the MESOTECH system. 



23 



