Focused laser-like light that covers a wide range of frequencies is highly desirable for many scientific studies and for many applications, for instance, quality control of manufacturing semiconductor ...

Although a room may appear quiet in the visible light range, if you shift your focus to radio waves as a whole, you will see that devices such as Wi-Fi and Bluetooth are constantly communicating, ...

Spectrum Slit a light sculpture visualizes RF activity with an SDR receiver and sixty?four filament LEDs, helping you see nearby network usage as pulses ...