Class D amplifiers have very little phase shift

Too many diagrams to post here, so I just blogged it:

https://inatinear.blogspot.com/2020/02/class-d-amplifiers-do-not-have-horrible.html

The 20 degrees at 2 kHz argument is bunk.

erik_squires02-24-2020 4:20pm

erik_squires OP Details Discussions Posts This discussion Message User 16,027 posts 02-24-2020 at 05:26pm Copy Comment URL Report Comment Edit Delete the dynamic load of the drivers and crossover will cause massive changes in the impedance of the speaker system. The drivers shift all over the map, thousands of times per second. Not really relevant and also, what does this even mean?
teo_audio Details Discussions Posts This discussion Message User 2,197 posts 02-24-2020 at 05:29pm Copy Comment URL Report Comment Edit Delete True enough, Ralph, I get it, but that is horse chasing after barn doors are open, and there is always a better way.
atmasphere Details Discussions Posts This discussion Message User 11,772 posts 02-24-2020 at 05:31pm Copy Comment URL Report Comment Edit Delete but that is horse chasing after barn doors are open, and there is always a better way. Sorry, I can't make out what you're trying to say here.
erik_squires OP Details Discussions Posts This discussion Message User 16,027 posts 02-24-2020 at 05:31pm Copy Comment URL Report Comment Edit Delete Really, I posted on a very very narrow piece of data regarding Class D and already the anti-Class D people are here.
mapman Details Discussions Posts This discussion Message User 22,121 posts 02-24-2020 at 05:52pm Copy Comment URL Report Comment Edit Delete When you throw the bait out in public you don’t get to decide which varmints will decide to bite.