Geophone 103
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| Item | Geophone Old Inductive with cutaway |
|---|---|
| Item code | |
| Description | Model J reluctance, Move damp fins |
| Manufacturer | Geophysical Resource Center |
| Circa | |
| Model | |
| Donor | ION/Sensor |
| Location | Houston Geoscience Center |
| Serial number | |
| Taxonomy | S020 |
Damping fins instead of to avoid seasonal changes in oil type damping.
