Loggerhead Instruments: low-power acoustic dataloggers - bioacoustics

Software

The DSG comes with two software utilities, DSGschedule and DSG2wav, for programming and using the data stored on the DSG.  These require Windows XP, Vista, or Windows 7.

DSGschedule

DSGschedule is used to configure recording sessions prior to deployment of the DSG recorder.

Features

  • Set Duty Cycle (duration and interval) of recordings. 

  • Block scheduling enables nesting of different recording schemes.  For example if you were interested in a dawn chorus, one could record 10 s every 10minutes all day long, and 10 s every minute from 5 am-7 am.

  • Record for all or parts of a day.

  • Stutter recording allows 'lossy' compression of acoustic data.  Useful for detecting frequency modulated signals, because spectrogram can be calculated from stutter recording.

  • Arbitrary sample rate 

DSGschedule 

Typical Recording Schedules

On (s) Interval (min) Sample Rate (kHz) Stutter Battery Packs
(of 8)
Days to Fill 16 GB
10 1 20 off 1 27
10 1 40 off 1 13
10 10 20 off 3 277
10 10 40 off 2 138
10  1 40 5 ms/51 ms 5 139
10 1 80 5 ms/51 ms 3 69
10 3 40 5 ms/51 ms 7 417
  continuous 5 off 4 18
  continuous 20 off 1 4

DSG2wav

DSG2wav will convert .dsg to .wav files.  This process removes the DSG header and timing information from the files to create the .wav files.

DSG2wav
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