The Analog Discovery 3 is an upgraded portable test and measurement instrument from Digilent, integrating more than ten functions including an oscilloscope, logic analyzer, and waveform generator. It features a 125MS/s sampling rate and 14-bit resolution dual differential channels, resulting in significantly improved performance. Its portable design, coupled with the free WaveForms software available across all platforms, allows users to conduct tests anytime, anywhere. This 12-in-1 tool offers high cost-effectiveness and rich functionality, adapting to the diverse needs of engineers, students, electronics enthusiasts, and other users across various scenarios.