This is where those colored bands on a resistor's body come into play. Read more: 12 Major TV Brands Ranked Worst To Best By Customer Satisfaction As explained by Arduino to Go, each color band on ...

He came up with Ohm Sense, an iPhone app that will take a picture of a resistor and calculate the value based on the color bands. It’s a great tool that we wish we had when we were starting out.

He came up with Ohm Sense, an iPhone app that will take a picture of a resistor and calculate the value based on the color bands. It’s a great tool that we wish we had when we were starting out.