If you’ve ever dreamed of building a proper spectrometer, it looks like the ESPROS epc901 CCD sensor is absolutely worth your attention. It’s fast, sensitive, easy to interface with, and at just $24 ...

Here is the circuit diagram of a simple steam sensor, wired around a handful of inexpensive components. This steam sensor can be connected to a microcontroller’s I/O port directly. The steam sensor ...

A camera’s image sensor is one of the most important pieces of tech to capture images. It’s the small element deep inside your camera that converts light waves into electronic signals that actually ...

Until recently, measuring air pollution was a task that could be performed only by trained scientists using very sophisticated – and very expensive – equipment. That has changed with the rapid growth ...