AudioDirector 10 Ultra
OFFICIAL PAGE: AudioDirector 10 Ultra
AudioDirector 10 Ultra, from CyberLink, is a multitrack recording, editing, and mixing application which includes a number of features aimed at audio restoration. The Visual Repair Tools allow you to do spectral editing with time, time & frequency, frequency, magic wand, and brush tools. AudioDirector 10 Ultra is only available for Windows. Upgrades are available for those currently using earlier versions.

Screenshot courtesy of Cyberlink
USER'S GUIDE:
AudioDirector 10 User's Guide [CyberLink]
VIDEOS:
AudioDirector 5 - Achieve perfect audio with the visual repair tool [CyberLink]
CyberLink AudioDirector 6 | Audio Editing Studio [CyberLink]
Introducing AudioDirector 7 | Complete Audio Editing Studio [CyberLinkChannel]
Precision Audio Editing for Videos | AudioDirector 10 - CyberLink [CyberLink Channel]