Oscilloscope visualization of Bartek Wąsiel (BeWu) and Łukasz Sychowicz (X-Ray) (known as the Grayscale group)'s "Chromaluma" chiptune for the Atari XL / XE, using two POKEY chips for stereo (and 8-channel) audio.
Emulated using ASAP 5.3.0 built from sources from the Arch Linux User Repository.