Global Positioning System receiver (dome on pole) and seismometer
![Global Positioning System receiver (dome on pole) and seismometer](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/vhp_img1085.jpg?itok=YyNBnf24)
Detailed Description
Global Positioning System receiver (dome on pole) and seismometer (box on ground in distance) at a volcano monitoring station for Three Sisters in Central Oregon. Solar panel mounted to pole.
Sources/Usage
Public Domain.