Power plants use indicators to monitor process parameters such as pressure, flow, temperature, voltage, current, and vibration. Unless a facility is relatively new, it likely has analog panel meters; ...

Quite apart from anything else, using analog meters gives your hobby projects a certain sense of ‘je ne sais quoi.’ Quite apart from anything else, using analog meters gives your hobby projects a ...

Digital multimeters are precise and accurate instruments, with some models being very expensive. No matter the cost, one problem pervades every one of these devices: They do a poor job of conveying ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The News Channel 3 Investigators decided to ...

Once a mainstay of every station, the reel-to-reel recorder is now a mystery to some people. While most radio stations are fully digital now, there are still a few limited (often forgotten) parts of ...