This week it’s measuring a test signal and probing Alternating Current. Hey, measuring signals is what oscilloscopes are all about, right? My very first measurement was, of course, the ...

The alternating single crochet spike stitch is a unique and versatile stitch that adds a beautiful texture and dimension to ...

Direct current required thousands of little power plants at every mile, while alternating current allowed one source to power a much larger area. Alternating current transformed daily life in the ...

Listen to the full series on BBC Sounds. To ensure that the minimum amount of power is lost from the cables: the cables are thick so that their resistance is low high voltages are used to reduce ...

An explanation of the difference between direct and alternating current. The clip includes a short historical outline of the work of Thomas Edison and Nikola Tesla. This is followed by an ...