This is a logo from an Australian Radio company. While I appreciate the concept of a single color radio wave, I am not a fan of this logo. The "radio wave" really looks nothing like a sound wave, and the pixelated execution, to me, communicates that their sound isn't clear or broadcast well.
Cosmic Nebula - Melanin can rearrange its chemical structure to absorb all energy across the radiant energy spectrum. This includes forms of energy such as: Sound (Music/Ultrasonic), Radar Waves, Radio/TV Waves, Micorowaves, Thermal/Radiant Heat, Visible Light, X-Ray, Cosmic Rays/UV Light, Earth's Magnetic Energy and Electromagnetic Energy.