Max "one possibility is to divide the columns into four colored bands, as illustrated in (a) below. Another option is to keep the same bands but make the entire column the highest-amplitude color, as shown in"
What about using different colors for harmonics or overlapping frequencies?
Drones are, in essence, flying autonomous vehicles. Pros and cons surrounding drones today might well foreshadow the debate over the development of self-driving cars. In the context of a strongly regulated aviation industry, "self-flying" drones pose a fresh challenge. How safe is it to fly drones in different environments? Should drones be required for visual line of sight – as are piloted airplanes? Join EE Times' Junko Yoshida as she moderates a panel of drone experts.