Dear James: I am not the most accurate with projects. My measurements are often off just enough so things don't fit. Do you have advice regarding which measurement tools/techniques to use? -- Sal L.

There's not a trade, job, or project in the world that wouldn't benefit from a bit of measurement before the work begins. Whether you're building a skyscraper or a birdhouse, getting accurate lengths, ...

Oscilloscopes are the workhorse instruments for time domain measurements. Most current digital oscilloscopes include about twenty-five built in measurement parameters as a standard complement. Adding ...