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U.S. Geological Survey Open-File Report 2009-1101

The Partition Intervalometer: A Programmable Underwater Timer for Marking Accumulated Sediment Profiles Collected in Anderson Sediment Traps: Development, Operation, Testing Procedures, and Field Results

Return to: Title Page » Introduction » Development » Function and Operation » Testing Procedures and Results » Results of Field Tests » Summary » Acknowledments » References » List of Figures » Appendix 1: Programming the Intervalometer » Appendix 2: Synopsis of Field Notes

Figure 6.  Photograph showing the internal electronic components of the Intervalometer and the positions of the timer and motor confined in the pressure case.
Figure 6. Photograph showing the internal electronic components of the Intervalometer and the positions of the timer and motor confined in the pressure case.

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