GW Instek GDS-1104B Digital Storage Oscilloscope, 4-Channel, 1 GSa/s Maximum Sampling Rate, 100 MHz, 10M Maximum Memory Depth - TopDogTest
GW Instek GDS-1054B Digital Storage Oscilloscope, 4-Channel, 1 GSa/s Maximum Sampling Rate, 50 MHz, 10M Maximum Memory Depth for Each Channel - TopDogTest