What is a PIN avalanche photodiode (APD)? What is a PIN photodiode? How to characterize avalanche breakdown in GaN. Major differences exist between a PIN photodiode and an avalanche photodiode (APD), ...
Sometimes we need a non-contact liquid level sensor. There are several ways to build that, but the easiest is to try an optical liquid level sensor. You may already have an idea in mind since you are ...