- Summary HY1600 is a portable, precision survey echosounder for surveying in inland water, rivers, coastal areas and in other rugged conditions. Digital processing enables the instrument to offer fully automatic bottom digitzing capabilities. The LCD displays a valid digital depth when a firm bottom has been locked. A RS232/RS485 serial port interfaces to some external computer or GPS system and motion sensors and make the auto-surveying possible. Specification: Frequency 208MHz Survey range 0.3-300m Accuracy 0.1% Resolution 1cm Output power 100w Power requirement 10VDC-25VDC Transducer 208MHz-8deg Recording 8.5'/216mm Thermal printer and LCD displayisplay Chart speed auto/1-20cm/min adjustable Data Output 2 ports via RS232/485 Phasing Manual/Auto Scale Change Weight 9.8KG Miscellaneous AGC/TVG, Auto-mark. Draft/velocity/blanking adjustable Composition: Recorder Dimension 400 X 300 X 165 mm Weight 9.8 kg Transducer Dimension 80 X 26mm Weight 1.5kg Cable length 10m (adjustable) Supporting Tube: Length 3 X 0.7m Weight 5 kg