ARC. ARC refers to a combination of a proportional-integral-derivative (PID) controller, signal selectors and split ranges, ...

Fixed expenses are easier to plan around because they stay the same from one month to the next. Variable expenses, on the other hand, are less predictable. Understanding both types and how they impact ...

Being able to determine the behavior of your business costs gives you a better chance to develop methods to control them. While learning these terms may take a little time, the added benefit of ...

The way we control the speed of fan motors or pump motors has tremendously changed in the past two decades with the introduction of variable-frequency drives (VFDs), aka variable-frequency controllers ...

Throughout any project, you’re going to gather up quite a bit of data. Now, this can be broken down into two categories: ...

March 30, 2007 Over the last century of automobile development, we have seen an enormous range of valve actuation technologies, ranging from pushrod, through single then double overhead camshafts, ...