419:8 Chorthippus marocanus (578a)

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Vertikale Reiter

Basis

Project:

Natural History Museum Sound Archive

Species:

Chorthippus (Glyptobothrus) marocanus

Specimen:

NHMUK - BMNH(E) - 010211642

Quelle

Original Tape Number:

578a

Original CD Number:

419

Original CD Track Number:

Original Verbatim Species:

Chorthippus marocanus

Original Metadata Image:

20161108163143.jpg

Recording

Location:

BMNH Acoustic Laboratory

Recorded by:

W. J. Reynolds

Date Recorded:

Montag, August 5, 1985

Local time:

1530 - 1600

Reference Signal:

1 kHz for 10 s

Bedingungen

Temperature Initial (Celsius):

26.00

Temperature FInal (Celsius):

28.00

Relative Humidity Initial (%):

52.00

Relative Humidity Final (%):

50.00

Air Movement:

Nil

Light:

75W bench lamp + fluorescent room lights

Extraneous Noise:

Recording 577 (calling song) being replayed in adjoining lab. (audible in background).

Substrate/Cage:

Small recording cage

Biotic Factors / Experimental Conditions:

Legs are held high for first part of rivalry (hissy) song. then lowered for calling-type song which often follows. Legs are low for all normal calling song.

Equipment

Microphone & Power Supply:

Sennheiser MKH 405

Filter:

Low Pass, 24 dB per octave. Corner frequency 20 Hz

Recorder

Recorder:

Kudelski Nagra IV D (-32dB at 50 Hz)

Power Supply:

QED750/ ATN2

Peak Meter Reading:

Uher position Indicator (UPI): 40, 54, 62, 80; Peak Meter Reading (PMR): -15, for all; UPI: 96, PMR: -20; UPI: 126 & 150, PMR: -15; UPI:174, PMR:-10; UPI: 197 & 210, PMR:-9; UPI:245 PMR: -15

Gain Control Position:

82-85

Tape:

BASF SPR50LH

Tape Speed (cm/s):

38.00

Track(s):

Full

Analysis

Original Trace Images: