900:8 Gryllotalpa gryllotalpa (141)

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Grundlæggende

Project:

Natural History Museum Sound Archive

Species:

Gryllotalpa gryllotalpa

Specimen:

NHMUK - BMNH(E) - 010210862

Kilde

Original Tape Number:

141

Original CD Number:

900

Original CD Track Number:

Original Verbatim Species:

Gryllotalpa gryllotalpa

Original Metadata Image:

20150929160237.jpg

Recording

Recorded by:

Dr David R. Ragge

Date Recorded:

Mandag, maj 26, 1975

Local time:

2250

Reference Signal:

1 kHz for 10s

Vilkår

Temperature Initial (Celsius):

19.00

Temperature FInal (Celsius):

19.00

Air Movement:

Nil

Light:

Complete darkness

Extraneous Noise:

Very little

Substrate/Cage:

In wet soil from original locality, in round perspex container 23 cm diameter, 8 cm high. No lid.

Biotic Factors / Experimental Conditions:

1 nymph in same container

Equipment

Microphone & Power Supply:

AKG C 61 N 61 A (-12 dB at 50 Hz)

Recorder

Recorder:

Uher 4200

Power Supply:

Z 124A

Peak Meter Reading:

Moderate to large deflection

Gain Control Position:

85%

Tape:

BASF LGS 35

Tape Speed (cm/s):

19.00

Track(s):

Upper

Analysis

Original Trace Images:

20150929160303.jpg

20150929160329.jpg

20150929160354.jpg

Rights

Natural History Museum

License:

Collections

Collections:

Kommentarer

(No subject)

Type:

Voice Introduction

Start Time:

End Time:

Analysis

Horisontale faner

Oscillogram

Frequency Spectrum

Spectrogram

Dominant Frequency

(No subject)

Type:

Call

Start Time:

End Time:

Species:

Gryllotalpa gryllotalpa

Analysis

Horisontale faner

Oscillogram

Frequency Spectrum

Spectrogram

Dominant Frequency

Dominant Frequency Data:

dfreq_matrix48.txt

Anden

Acoustic Complexity Index:

204.77

Søgefelt

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900:8 Gryllotalpa gryllotalpa (141)

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Kommentarer

Horisontale faner

Horisontale faner