The ASIO Audio Test Signal Generator Test Signal Generator by TropicalCoder Standalone Windows Free

The ASIO Audio Test Signal Generator is known around to world for diagnosing problems with ASIO DACs. The application generates a little debug file that provides information about the sound card and error reports.

Specification:

• Operates at sample rates from 44,100 to 768,000 samples per second.
• Generates sine wave signals of the highest precision, in the full range of 10 Hz to half the sample rate (Nyquist limit), at attenuation values from 0 to 90 dB.
• Generate pink and white noise, and linear and logarithmic sweeps.
• Supports all DACs at 16, 24, or 32-bits (some 20 bit cards may also work) and 32-bit float.
• It will only work with Windows (but also seems to work fine under Ubuntu Linux w/Wine & Jack).
• Provides a precise standard reference for the modern Even Tempered Scale to which you can calibrate your equipment and musical instruments.

https://tropicalcoder.com/ASIOTestSigGen.htm