DQRID : D060113.1
Start DateStart TimeEnd DateEnd Time Data Quality Metric
12/12/2005055505/18/20062300Suspect
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Subject:
TWP/CEIL/C3 - low receiver sensitivity
DataStreams:twpceilC3.b1
Description:
The ceilometer reported frequent receiver alarms. There are periods when the receiver 
sensitivity dropped to about 50%. The problem was corrected by replacing the instrument with 
a spare.
Suggestions: 
Measurements:twpceilC3.b1:
  • sum_backscatter
  • first_cbh
  • alt_highest_signal
  • third_cbh
  • background_light
  • backscatter
  • vertical_visibility
  • second_cbh
  • receiver_sensitivity
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