File:BioAcoustica 585 1 Gryllotalpa vineae 820a.flac

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BioAcoustica_585_1_Gryllotalpa_vineae_820a.flac ‎(FLAC audio file, length 9 min 32 s, 748 kbps overall, file size: 50.99 MB)

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Description
Sound recording of Gryllotalpa vineae
Date 25 November 1991
date QS:P571,+1991-11-25T00:00:00Z/11
Notes
Recorder: Kudelski Nagra IV D (-32 dB at 50 Hz)
Recorder power supply: QED 750/ ATN2
Peak meter reading: -3 dB
Gain control position: 110.0
Tape: BASF 911
Tape speed: 19.0 cm/s
Track: Full
Record local time: 1420
Reference signal: 1 kHz for 10 s
Temperature initial: 20.0 c
Temperature final: 20.0 c
Relative humidity initial: 52.0 %
Relative humidity final: 52.0 %
Light: Dim, through observation window
Substrate: In 7 cm of damp earth in plastic container 23 cm in diameter
Air movement: Nil
Biotic factors: For previous fortnight the lights had gone on at 0130 and off at 1230
Microphone: Sennheiser MKH 405
Microphone distance from subject: 10.0 cm
Microphone filter: Low Pass, 24 dB per octave. Corner frequency 20 kHz
Original classification: Gryllotalpa vineae
Copyright holder
InfoField
Natural History Museum, London
Source http://bio.acousti.ca/node/10753
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(Reusing this file)
w:en:Creative Commons
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Date/TimeThumbnailDimensionsUserComment
current20:04, 31 July 20179 min 32 s (50.99 MB)BioUploadBot (talk | contribs)Initial upload of file

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Format Bitrate Download Status Encode time
MP3 305 kbps Completed 00:10, 25 December 2017 18 s
Ogg Vorbis 159 kbps Completed 20:05, 31 July 2017 26 s
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