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About 7Canaries Project
Features
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Quick Start
Using 7Canaries
Wave Recording
Offline Recognition
Realtime Recognition
VisiNote(tm) Editor
Other Operations
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Advanced Topics
How 7Canaries works
Setting Equalizer
Using GS files
Setting Recognition Parameters
Offline Recognition Parameters
Wave->Pitch Algorithm Selection
Pitch->MIDI Algorithm Selection
Typical Cases
Realtime Recognition Parameters
User Interface
Main Window
Child Windows
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Note Attributes
Default Note Attributes
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Realtime Module
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Options Dialog
General Tab
Processing Tab
Devices Tab
Recognition Settings
Wave->Pitch Tab
Pitch->MIDI Tab
MIDI Options Tab
Equalizer
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Startup dialog
MIDI File Properties
Progress Window
Registration Dialog
Menu Reference
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Technical Support
FAQ
Reading CD Audio Disks
Support Sources
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How to Order 7Canaries
Entering Registration Code
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Reading CD Audio Disks
Sometimes 7Canaries refuses to open .cda files from Audio CD's. There are several possible reasons for that:

·The *.cda file resides on a network CD-drive. It is physically impossible to get access to the actual audio data through the network.  
·The *.cda file was copied from CD to some other drive. CDA files are just pointers, and they are not valid when copied to some other location.  
·Your CD drive is old and it does not support digital audio data transfer. This is a usual case if your drive's speed is less than 8x.  
·You use NT, Windows 2000 or Windows XP and you do not have administrative privileges on your machine. In this case, audio data transmission is denied by operating system. We are working on fixing this issue. For now, we recommend to ask your system administrator to grant you administrative rights.  

Note: 7Canaries doesn't open CD files on some systems for an unknown reason. In case you cannot open your CD file, we recommend you record a WAVE file or use any third-party CD- ripping program.