Yep, never studied physics. Do know the difference between a sine wave and a square wave, though.
replyWe can debate whether people can hear the difference, and mastering has as much (or more) to do with it, but I will take an AAA or AAD over an ADD all day.
There are some phenomenal sounding DDD masters from the late 80s. I believe it requires all 3 of these, which were present then:
reply1. Digital recording equipment had significantly improved
2. Audio engineers learned how to use the equipment
3. Heavy digital compressors weren't in use yet.