This is similar to how direct stream digital audio (SACD) encodes with a 1 bit dac at 2.8 MHz bitrate. https://en.wikipedia.org/wiki/Direct_Stream_Digital https

This is similar to how direct stream digital audio (SACD) encodes with a 1 bit dac at 2.8 MHz bitrate. https://en.wikipedia.org/wiki/Direct_Stream_Digital https://en.wikipedia.org/wiki/Direct_Stream_Digital Cool tidbit: you can do the digital to analog for this with a low-pass filter.