Affordable DSO LCD Oscilloscopes for beginners (from $239) and professionals (to 3.2 GS/s). USB Oscilloscope Disco-2
Loto USB/PC Oscilloscope OSCA02, Sampling 100M S/s, BW 35M Hz, 2-Channel | 8~13 bit Vertical Resolution | Protocols Decoding, FFT, Waveform Record, Digital FIR Filter, Extension Module DIY: Amazon.com: Industrial & Scientific
Handyscope HS6 DIFF USB oscilloscope
U270xA USB Modular Oscilloscopes | Keysight
Pico Technology 3403D MSO PC USB Oscilloscope, 50 MHz, 4/16 Channel MSO, PicoScope 3000 Series | TestEquity
USB Hi-Res Digital Storage Oscilloscope, 1GS/s, 200MHz BW, 64M/channel | Team Solutions, Inc.
Owon VDS1022I USB oscilloscope
Handyscope HS6 USB oscilloscope
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
HANTEK6022BL Digital Oscilloscope Portable PC Based with 2 Channels 20MHz USB Oscilloscopes for Automobile Maintenance and Diagnostic - Walmart.com
Hantek DSO-2250 USB PC based USB Oscilloscope 100MHz 250MS/s 2 Channels Digital Oscilloscope - AliExpress
PC based USB Oscilloscope $129 up | Perytech
USB Oscilloscope And Function Arbitrary Waveform Generator 70MHz 4CH