You can use an old rotary telephone dialer in conjunction with your microcontroller to implement all sorts of things; for example, you could use it to enter a series of numbers to unlock a safe. You ...

What is a rotary encoder? A rotary encoder (RT) is a device that you can rotate infinitely. On most rotary encoders, when you rotate them you will feel a bump (known as steps), and most RTs have about ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Rotary and linear optical encoders are common in position and motion sensing. Rotary and linear optical encoders are common in position and motion sensing. Here, a disc or plate containing opaque and ...

[Colin] loves his PicoScope, a USB based “headless” oscilloscope. While using it he found himself longing for a classic oscilloscope interface. Mouse clicks just weren’t a replacement for grabbing a ...

POSITAL’s high-performance IXARC optical rotary encoders are now available with EtherCAT communications interfaces. POSITAL’s high-performance IXARC optical rotary encoders are now available with ...