A 2 channel, 100 MS/s USB oscilloscope with function generator in a small package.
The Handyscope HS3 is a powerful 100 MS/s USB oscilloscope that can also be used as a multimeter, spectrum analyzer, data logger or protocol analyzer. This USB oscilloscope also contains a function / arbitrary waveform generator that is able to produce every signal that is needed. Together with the 2 measurement channels this oscilloscope is an excellent measurement tool to troubleshoot circuits.