AQA 7517 4.5.6.7: Digital representation of sound
The free BugBot lesson that teach this point, a robot to try it on, and the past-paper questions that test it.
Lessons that teach it
- A7.8 Sound and MIDI Data representation
Sample rate, sample resolution, the Nyquist theorem and aliasing, and MIDI events played on the robot's piezo.
Try it on a robot
The task from A7.8 Sound and MIDI, running here. Change the program and press Run.
The specification is AQA's own document; this page says which of our lessons teach point 4.5.6.7 and is not endorsed by the board.