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1. OPERATIONAL OVERVIEW
1-38
1.21.3 Converting recorded data to HAC format
Recorded data can be converted to HAC format data, the standard archiving and playback
format for fisheries acoustics data. This HAC format is nonrestrictive and independent of the
computer platform. It can accommodate most echo sounders. Note that this feature is not
available when transmitting or receiving.
1. Connect USB hard disk to the USB port on the processor unit.
2. Click File.
3. Click TX Stop.
4. Click File.
5. Click Convert to HAC format.
Convert to HAC format dialog box
6. Click the Reference button
7. Choose the file (LST file) you wish to convert.
8. Click the Open button.
C:\Documents and Settings\FCV30\2005_03_01_05_50_32.hac
Location of
LST file
Location of
HAC file
Total no. of pings in .lst file
C:\Documents and Settings\FCV30\2005_03_01_05_50_32.lst
C:\Documents and Settings\FCV30\2005_03_01_05_50_32.hac
Left figure: Ping number
Right figure: Recording time
Progress bar
(Blue bar extends rightward as conversion progresses.)