Color coding is really nothing new--radio component manufacturers started doing it in the 1920s. However, color coding of audio cables is an area that's sometimes overlooked. In the days before stereo ...

The values or ratings of electronic components are indicated by the electronic color code that was developed in the early 1920s. It is not only seen in resistors, but also in capacitors, inductors, ...

A child who needs life-saving medication fast puts emergency room doctors on the spot. "If a child comes in cardiac arrest and you don't know how much they weigh, you guess their weight. You try to ...