In this interview, Chris Urban shares his work in automation, his DIY PLC trainers, and how his social media presence helps inspire other makers.

Jefferies analyst Glynis Johnson maintained a Buy rating on CRH plc (CRH – Research Report) yesterday and set a price target of p9,492.00. The company’s shares opened today at p7,848.00.

The basic logic gates are the building blocks of control logic. They take one or more binary inputs and produce a binary output according to a truth table. For example, an AND gate outputs 1 only ...

It’s the method that most spinning POV displays use to stabilize the display. You won’t be limited to an IR sensor, but can use a hall effect sensor in the same basic fashion.