900:5 Gryllotalpa orientalis (125)

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Basic

Project:

Natural History Museum Sound Archive

Species:

Gryllotalpa orientalis

Specimen:

NHMUK - BMNH(E) - 010211022

Source

Original Tape Number:

125

Original CD Number:

900

Original CD Track Number:

5

Original Verbatim Species:

Gryllotalpa orientalis

Original Metadata Image:

20151006153537.jpg

Recording

Location:

BMNH Acoustic Laboratory

Recorded by:

Dr David R. Ragge

Date Recorded:

Wednesday, January 8, 1975

Local time:

1520

Reference Signal:

380 Hz for 10 s

Conditions

Temperature Initial (Celsius):

23.00

Temperature FInal (Celsius):

23.00

Air Movement:

Nil

Light:

Dim, through observation window

Substrate/Cage:

6cm of damp soil in box with muslin lid

Equipment

Microphone & Power Supply:

Microphone & Power Supply:

Sennheiser MKH 405

Distance from Subject (cm):

25

Recorder

Recorder:

Kudelski Nagra IV - D (-17dB at 50Hz)

Power Supply:

Mains

Peak Meter Reading:

-14 dB

Gain Control Position:

97 dB

Tape:

BASF SP 52

Tape Speed (cm/s):

19.00

Track(s):

Full

Analysis

Original Trace Images:

20151006153603.jpg

20151006153649.jpg

20151006153724.jpg

Rights

Copyright Holder:

Natural History Museum

License:

Collections

Collections:

Comments

(No subject)

Type:

Voice Introduction

Start Time:

0

End Time:

40

Analysis

Horizontal Tabs

Oscillogram

Frequency Spectrum

Spectrogram

Dominant Frequency

(No subject)

Type:

Call

Start Time:

41

End Time:

71

Species:

Gryllotalpa orientalis

Analysis

Horizontal Tabs

Oscillogram

Frequency Spectrum

Spectrogram

Dominant Frequency

Dominant Frequency Data:

Plain text icon

dfreq_matrix55.txt

Other

Acoustic Complexity Index:

147.47