Can you buy a working radar module for $12? As it turns out, you can. But can you make it output useful information? According to [Mathieu], the answer is also yes, but only if you ignore the ...

This module features a vibration sensor, an adjustable trimpot, and a comparator chip to give an adjustable digital output based on the amount of vibration. The multiturn trimpot can be adjusted to ...

In many soft sensor systems, external wires for connecting the sensors to control circuits have posed practical problems, in terms of compact form factors and physical robustness. This study proposes ...