Review and teardown of the Analog arts SL987 USB oscilloscope AWG pattern generator and logic analyzer by Shahriar of TheSignalPath:
In this episode Shahriar takes a close look at the Analog Arts USB based mixed-domain instrument. The SL987 offers an oscilloscope, arbitrary waveform generator, FFT-based spectrum analyzer, pattern generator and logic analyzer in a compact form factor.
The teardown of the unit is presented along with the datasheet of every major component on the PCB. Some design limitations and concerns are presented along with basic performance verifications.

It looks terrible inside :X
Would this be ok for audio analysis?