File:WE 631B Microphone(Courtesy, NWA History Centre, Inc.).jpg

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WE_631B_Microphone(Courtesy,_NWA_History_Centre,_Inc.).jpg ‎(428 × 458 pixels, file size: 211 KB, MIME type: image/jpeg)

Earhart's Electra was equipped with two Western Electric 631B microphones, as listed in the Luke Field inventory. The WE 631B was a carbon button microphone used with the WE 13C transmitter.(Courtesy: NWA History Centre, Inc.)

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current17:32, 14 June 2011Thumbnail for version as of 17:32, 14 June 2011428 × 458 (211 KB)Rickerjones (Talk | contribs)Earhart's Electra was equipped with two Western Electric 631B microphones, as listed in the Luke Field inventory. The WE 631B was a carbon button microphone used with the WE 13C transmitter.(Courtesy: NWA History Centre, Inc.)
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This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.
Camera manufacturer Canon
Camera model Canon PowerShot SX200 IS
Exposure time 1/30 sec (0.033333333333333)
F Number f/3.4
ISO speed rating 320
Date and time of data generation 16:44, 7 June 2011
Lens focal length 5 mm
Orientation Normal
Horizontal resolution 180 dpi
Vertical resolution 180 dpi
Software used Adobe Photoshop Elements 8.0 Windows
File change date and time 14:02, 14 June 2011
Y and C positioning Co-sited
Exif version 2.21
Date and time of digitizing 16:44, 7 June 2011
Meaning of each component
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  2. Cb
  3. Cr
  4. does not exist
Image compression mode 3
APEX shutter speed 4.90625
APEX aperture 3.53125
APEX exposure bias 0
Maximum land aperture 3.53125 APEX (f/3.4)
Metering mode Pattern
Flash Flash did not fire, compulsory flash suppression
Supported Flashpix version 0,100
Color space sRGB
Focal plane X resolution 2,622.9508196721
Focal plane Y resolution 2,622.9508196721
Focal plane resolution unit inches
Sensing method One-chip color area sensor
File source Digital still camera
Custom image processing Normal process
Exposure mode Auto exposure
White balance Auto white balance
Digital zoom ratio 1
Scene capture type Standard
Supported Flashpix version 1
Image height 428 px
Image width 458 px
Date metadata was last modified 07:02, 14 June 2011
Unique ID of original document xmp.did:01249252C996E0119079B6445BD91DEE
IIM version 15,722
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