QB is a cutting-edge API 550B analog modeling API, designed with pure DSP algorithm to deliver unparalleled speed. Its precise curves ensure the production of renowned high-quality sound. Experience exceptional sound quality by simply adding QB to your track, cranking up the high band, and enjoying the result.

With its modern and intuitive user interface, QB is incredibly easy to use. The aggressive structure and proportional Q feature add to its versatility, making it a favorite among music professionals.

Key Features:

• Low Frequency Shelving/Peaking.
• Seven selectable center frequencies: 30Hz, 40Hz, 50Hz, 100Hz, 200Hz, 300Hz and 400Hz.
• Low Mid Frequency Peaking.
• Seven selectable center frequencies: 75Hz, 150Hz, 180Hz, 240Hz, 500Hz, 700Hz and 1kHz.
• High Mid Frequency Peaking.
• Seven selectable center frequencies: 800Hz, 1.5kHz, 3kHz, 5kHz, 8kHz, 10kHz and 12.5kHz.
• High Frequency Shelving/Peaking.
• Selectable filter type: Shelving or Peaking. Seven selectable center frequencies: 2.5kHz, 5kHz, 7kHz, 10kHz, 12.5kHz, 15kHz and 20kHz.
• The amount of boost or attenuation is continuously variable from -12 dB to 12 dB.

System Requirements:

• 40 MB free hard disk space
• Windows 7 or newer, 32-bit (x86) or 64-bit (x64) processor with 2 GB RAM
• Mac OS X 10.7 or higher, Intel Processor with 2 GB RAM
• Display capable of 1024×768
• VST, VST3, AU or AAX capable host program
• ASIO suppoting sound card (recommended)