!USBScope provides a virtual Oscilloscope + Spectrum Analyser when used in conjunction with a suitable USB Analog-to-Digital Convertor (ADC). It has
been tested and shown to work with various USB ADCs that can operate at
sample rates up to 192k samples/sec, and with sample sizes up to 24 bits/sample. It should work on RISC OS machines that can support USB Audio transfers. And should work with Stereo USB ADCs that conform to the
standards for USB Audio Class 1 or 2.