[MSDN Library April 2000] ProAudio Spectrum 16 Card Plays Wave Files at High Speeds (53.3862433862434%)
MSDN Library - April 2000 > Knowledge Base > Windows > Windows 95.x Retail Product
[MSDN Library April 2000] ProAudio Studio Uses ProAudio Spectrum Driver Under Windows NT (20.9337860780985%)
MSDN Library - April 2000 > Knowledge Base > Windows Development > Win32 Software Development Kit