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* This firmware is for the following products:          *
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* 7721AD-A4-HD                                          *
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version 1.2 build 208  (September 27, 2012)
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- Improved stability of AES and analog output audio
- Improved performance of the FPGA

Version 1.2 build 96 (September 9, 2008)
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- improved muting time of noise on audio channels when no video input present.

Version 1.2 build 83 (April 29, 2008)
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- corrected issue of losing audio outputs shortly upon power up.

Version 1.2 build 48 (April 23, 2007)
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- add support to FTP Remote Upgrade Functionality 
- correction for AES output when video is missing
- improved locking for FPGA clock with incoming video bus

Version 1.2 build 32 (June 28, 2006)
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- Added support for both SD and HD video standards
- Added Audio Groups 3 and 4 traps
- Correction to audio group LED behavior
- change to maximum value of aduio delay, now set to 131080 samples

Version 1.1 build 23 (May 13, 2005)
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- correction for THD+N on analog audio outputs

Version 1.1 build 14 (April 13, 2005)
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- correction to Vistalink trap issues

Version 1.1 build 14 (March 31, 2005)
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- added support for 720p/50 video standard
- added support for Vistalink

Version 1.0 build 15 (March 12, 2004)
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- first release