s steps to build a simple oscilloscope, don´t throw away that ... is to convert your TV into a gaming console, or an audio synthesizer controlled by drawing with a light-sensitive pen on ...

Usually, an oscilloscope lets you visualize what a signal looks like. [Mitxela]’s reverse oscilloscope lets you set what you want an audio waveform to look like, and it will produce it.

A retro-futuristic sonic dream, courtesy of this bespoke synthesizer system designed for the back seat occupiers of an iconic ...