Weymouth, Mass. — Electroswitch's military rotary switches are available in a variety of configurations and ratings. These switches are constructed to withstand impact, vibration, temperature ...

One of the joys of electronics as a hobby is how easy it is to get parts. Literally millions of parts are available from thousands of suppliers and hundreds of distributors, and everyone competes with ...

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 ...

Anders has introduced a family of rotary switches that have a circular colour TFT-LCD in the middle, as well as a push button function. Available with 1.3, 2.1 or 2.47inch circular displays, the knobs ...

Two-bit Gray-coded rotary switches (aka quarature encoders) are quite rightly widely available for setting values and controlling things. And I have seen small pcb-mount hexadecimal switches for ...

Experimenting with an HF oscillator, I needed to control the varactor diode voltage in precise increments over a 2V-10V range. A buffered potentiometer was the obvious choice, and connecting two pots ...