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@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix ns0: <https://gcmd.earthdata.nasa.gov/kms/concept/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix ns1: <SSB/> .
@prefix metadata_def: <http://data.bioontology.org/metadata/def/> .
@prefix ns2: <[Source:\u0020National\u0020Space\u0020Science\u0020Data\u0020Center,\u0020http://nssdc.gsfc.nasa.gov/nmc/> .
@prefix ns3: <https://gcmd.earthdata.nasa.gov/kms/concepts/concept_scheme/> .

<https://gcmd.earthdata.nasa.gov/kms/concept/3a099bab-607d-486a-9abd-43ea9be2122d>
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The instrument consisted of a large-area proportional counter and four circular cadmium telluride (CDTE) semiconductors embedded in a hemispherical plastic scintillator that was viewed by a photomultiplier tube. The sealed proportional counter had a collimator and was sensitive to X rays from 1.5 to 20.2 keV. The CDTE detectors had discriminators that provided threshold values of 15, 30, 60, and 90 keV. The investigation was primarily concerned with X rays produced in the atmosphere by precipitating electrons. 


Group: Instrument_Details
   Entry_ID: SSB/O
   Group: Instrument_Identification
      Instrument_Category: Solar/Space Observing Instruments
      Instrument_Class: Particle Detectors
      Short_Name: SSB/O
      Long_Name: Remote X-Ray Sensor - Precipitating Electrons (SSB/O)
   End_Group
   Group: Associated_Platforms
      Short_Name: DMSP 5D-1/F2
   End_Group
   Online_Resource: http://nssdc.gsfc.nasa.gov/nmc/experimentDisplay.do?id=1977-044A-06
   Creation_Date: 2008-09-25
   Group: Instrument_Logistics
      Instrument_Owner: Department of Defense-Department of the Air Force (United States)
   End_Group
End_Group"""@en ;
    skos:inScheme ns3:instruments ;
    skos:prefLabel "SSB/O"@en .

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