The sensing device is a MEMS microphone that outputs a pulse density ... for yourself in the video embedded below. If you like DIY USB microphones, you’re in luck: we’ve featured one based ...
Breaking Taps on MSN1mon
DIY Semiconductor Patterning
This is a maskless technique (similar to projection lithography) to create patterns in a photosensitive resin (photoresist). This is a common step in many microfabrication operations like ...