Embed (Beta) Report data quality issue on this page via GitHub Vertical Tabs BasicProject: User ContributionsSpecies: Chorthippus SourceOriginal Metadata Image: 20160628101146.jpg RecordingLocation: BMNH Acoustic LaboratoryRecorded by: W. J. ReynoldsDate Recorded: Friday, September 12, 1980Local time: 1115Reference Signal: 1 kHz for 10 s ConditionsTemperature Initial (Celsius): 23.00Temperature FInal (Celsius): 25.00Relative Humidity Initial (%): 56.00Relative Humidity Final (%): 55.00Air Movement: NilLight: 75W bench lamp + fluorescent room lightsSubstrate/Cage: Small recording cage EquipmentMicrophone & Power Supply: Microphone & Power Supply: Sennheiser MKH 405 RecorderRecorder: Kudelski Nagra IV D (-17dB at 50Hz)Power Supply: ATN2/ QED750Peak Meter Reading: -20Gain Control Position: 84Tape: BASFSP52Tape Speed (cm/s): 38.00Track(s): Full AnalysisOriginal Trace Images: 20160628101210.jpg 20160628101231.jpg 20160628101254.jpg 20160628101318.jpg RightsCopyright Holder: Natural History Museum, LondonLicense: CollectionsCollections: