The MR Series of process-sealed, logic-level rotary switches feature a positive detent mechanism, audible feedback, and self-cleaning contact mechanisms. Available in single, double, and four-pole ...

Microcontroller-based products sometimes require rotary switches. As many microcontrollers have an onboard ADC, it is easy to replace the rotary switch with a low cost potentiometer, when a rotary ...

When you need to make very tiny measurements, even noise in closed relays can throw you off. [Marco] was able to observe this effect and wanted to build a switch that didn’t have this problem. He ...