Changes for page SmartSolo Node Seismometers
Last modified by robert on 2026/08/12 13:08
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... ... @@ -106,13 +106,7 @@ 106 106 107 107 [[HERE>>http://auspass.edu.au/field/NODES_blank_fieldlog.pdf]] is an example logsheet that works well for nodes, feel free to print and use! 108 108 109 -== 2. Burial == 110 - 111 -ALL nodes should be buried flush with the ground, no exceptions. If the node is sticking up the data data quality will be significantly reduced (especially the horizontal channels, see [[below>>https://auspass.edu.au/xwiki/bin/view/Instrumentation/SmartSolo%20Nodes/#HIGU-16Horizontalnoise26howtoavoid]]). It also catches wind, makes them more visible, etc. But mostly it makes the data bad. Don't be lazy: do it right. 112 - 113 -[[An example of what not to do.>>image:1786503344572-296.jpg]] 114 - 115 -== 3. Node Placement == 109 +== 2. Node Placement == 116 116 ))) 117 117 118 118 **Site Analysis**: ... ... @@ -121,12 +121,12 @@ 121 121 * Take photographs from various angles to document the site setup thoroughly. Have a colleague stand next to it pointing at it. 122 122 * Include a detailed site description in your notes. 123 123 124 -== 4. GPS Considerations ==118 +== 3. GPS Considerations == 125 125 126 126 (% class="wikigeneratedid" %) 127 127 The GPS antenna is at the top and center of the unit, and will (usually) only receive signal with a clear sky view directly above. The signal is able to penetrate plastic and terracotta planters and a thin (2 cm?) layer of soil, but may struggle if the soil layer is too thick. **These nodes will not start recording without attaining a GPS lock** and repeated attempts will excessively drain the battery. 128 128 129 -== 5. Visibility and Location Marking ==123 +== 4. Visibility and Location Marking == 130 130 131 131 **Flag Placement**: Position a flag, preferably in a bright color (avoid green or yellow), near the instrument to aid in its future location. 132 132 ... ... @@ -135,11 +135,12 @@ 135 135 * Use a GPS device to mark the instrument's exact location. Most modern cell phones can get to about a 3m error with their internal GPS also; you can probably also get away with investing a few dollars in a good app that shows error and lets you log markers. 136 136 * Also write the GPS down on paper (ie your [[LOG SHEET>>http://auspass.edu.au/field/NODES_blank_fieldlog.pdf]]). 137 137 138 -== (% style="color:inherit; font-family:inherit; font-size:max(18px, min(20px, 14.4444px + 0.462963vw))" %) 6. Charge Time, Pre-Deployment & Post-Deployment(%%) ==132 +== (% style="color:inherit; font-family:inherit; font-size:max(18px, min(20px, 14.4444px + 0.462963vw))" %)5. Charge Time, Pre-Deployment & Post-Deployment(%%) == 139 139 140 140 * **Charging Duration**: Both types of nodes take approximately 6-8 hours to fully charge from a flat state. 141 141 * **Pre-Deployment Charging**: 142 142 ** Although the nodes hold their charge well, it's beneficial to give them a "top up" charge before deployment. 137 + 143 143 * **Operational Duration**: 144 144 ** When recording at 250 Hz, with GPS on and Bluetooth disabled, the instruments are expected to last about 30 days per charge cycle. If they are set to run only overnight, this can be extended to 60 days. 145 145 ... ... @@ -154,7 +154,7 @@ 154 154 ** Charge levels for transport will be advised by the freighter. The required SoC will depend on volume and transport method (air, land, sea). 155 155 156 156 ((( 157 -== 7. Data Sharing and Metadata Creation ==152 +== 6. Data Sharing and Metadata Creation == 158 158 ))) 159 159 160 160 **GPS Data**: ... ... @@ -169,7 +169,7 @@ 169 169 170 170 * Create and organize metadata according to the [[ANU metadata standard txt file>>attach:example_metadata.txt]]. This is going to be particularly important if you are reusing nodes at different sites... not documenting the serial numbers (of the **top half** of the node) and the times they were deployed can lead to station mix-ups. 171 171 172 -== 8. Additional Best Practices ==167 +== 7. Additional Best Practices == 173 173 174 174 * **Training and Familiarisation**: Make sure all team members are adequately trained in using the GPS devices, compass use, and other equipment to ensure consistent and accurate data collection. 175 175
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... ... @@ -1,1 +1,0 @@ 1 -XWiki.robert - Size
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... ... @@ -1,1 +1,0 @@ 1 -Mark Goldman - Comment
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... ... @@ -1,1 +1,0 @@ 1 -I can verify that the default orientation for the SmartSolo 3C nodes is positive values for case motion to the South, West, and downwards. We have co-located nodes with permanent stations and noticed this correlation when comparing waveforms. - Date
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... ... @@ -1,1 +1,0 @@ 1 -2026-07-09 10:45:51.967