A sensor is a device that detects a physical change in its environment and converts it into a signal that can be measured and analyzed.  This signal is often an electrical signal, but can also be a change in light, sound, or other physical properties.  

Chip-base is an authorized distributor for many sensor manufacturers, including Allegro, Amphenol, Analog Devices, Honeywell, NXP, Sensirion, STMicroelectronics, TDK, TE Connectivity, Texas Instruments & more.