Yesterday we covered Analog Codingshowing how we have analog in and analog out with a Class D amplifier and no magic decoding process is required as we have in PCM. The direct output of the PWM engine is a series of on and off again pulses that can be fed directly into a loudspeaker to make music. As a refresher, unlike digital audio, we have three states to a PWM output:
- Choosing a selection results in a full page refresh.
- Opens in a new window.