LabNation Compact Open Source USB Oscilloscope Supports Apple iPad, Android, Microsoft Windows and Linux | audioXpress
First 100MS/s Open Source Oscilloscope for iPad, Android and PC | Electronic Design
Loto USB Oscilloscope OSC482M for Both Android Phone/Tablet & Windows PC, 2 Channels, 50M S/s, 20MHz (Bandwidth), 8~13 bit Vertical Resolution: Amazon.com: Industrial & Scientific
USB Oscilloscope 50MS/s 20M For PC Android w/ Signal Generator &Logic Analyzer | eBay
Loto USB Oscilloscope OSC482M for Both Android Phone/Tablet & Windows PC, 2 Channels, 50M S/s, 20MHz (Bandwidth), 8~13 bit Vertical Resolution: Amazon.com: Industrial & Scientific