Image:DuplexScaling.jpg

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Digital photograph taken by User:Opus33.

Intended to illustrate the concept of duplex scaling in pianos by showing the duplex string lengths in the treble range of a grand piano. This image is not copyrighted, and it is hereby released into the public domain by Opus33.


Public domain

I, the creator of this work, hereby release it into the public domain. This applies worldwide.
In case this is not legally possible,
I grant any entity the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

File history

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Metadata

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 image.

Camera manufacturer NIKON
Camera model E2100
Orientation Normal
Horizontal resolution 300 dpi
Vertical resolution 300 dpi
Software used E2100v1.1
File change date and time 02:20, 5 March 2004
Y and C positioning 2
Exposure time 2/7 sec (0.28571428571429)
F-number f/3.5
Exposure Program Normal program
ISO speed rating 217
Exif version 2.2
Date and time of data generation 02:20, 5 March 2004
Date and time of digitizing 02:20, 5 March 2004
Image compression mode 2
Exposure bias 0
Maximum land aperture 3
Metering mode Pattern
Light source Unknown
Flash 16
Lens focal length 8.6 mm
Color space sRGB
Custom image processing Normal process
Exposure mode Auto exposure
White Balance Auto white balance
Digital zoom ratio 0
Focal length in 35 mm film 66
Scene capture type Standard
Contrast Normal
Saturation Normal
Sharpness Normal
Subject distance range Unknown
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