Embed (Beta) Report data quality issue on this page via GitHub Vertical Tabs BasicProject: User ContributionsSpecies: Chorthippus (Glyptobothrus) yersini SourceOriginal Metadata Image: 20170228103521.jpg RecordingLocation: BMNH Acoustic LaboratoryRecorded by: W. J. ReynoldsDate Recorded: Monday, July 31, 1989Local time: 1545Reference Signal: 1 kHz for 10 s ConditionsTemperature Initial (Celsius): 28.00Temperature FInal (Celsius): 29.50Relative Humidity Initial (%): 35.00Relative Humidity Final (%): 25.00Air Movement: NilLight: 75W bench lamp + fluorescent room lightsSubstrate/Cage: Small recording cage EquipmentMicrophone & Power Supply: Microphone & Power Supply: Sennheiser MKH 405Distance from Subject (cm): 7Filter: Low Pass, 24 dB per octave, corner frequency 20 kHz RecorderRecorder: Kudelski Nagra IV D (-32 dB at 50 Hz)Power Supply: QED750/ ATN2Peak Meter Reading: -14Gain Control Position: 96Tape: BASF 911Tape Speed (cm/s): 19.00Track(s): Full AnalysisOriginal Trace Images: 20170228103546.jpg 20170228103610_1.jpg 20170228103610_2.jpg 20170228103648.jpg RightsCopyright Holder: Natural History Museum, LondonLicense: CollectionsCollections: