BRITISH ANTARCTIC SURVEY / SCIENCE PHOTO LIBRARY BRITISH ANTARCTIC SURVEY / SCIENCE PHOTO LIBRARY
Antarctic research station. Scientist working on the VLF (Very Low Frequency) aerial at the Halley Research Station, Antarctica. This device is designed to monitor, record and measure frequencies in the 3-30 kHz frequency range. Detailed analysis of the information collected by this sensitive listening equipment can reveal much about what happens in parts of the geospace system.
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