SolarFlare wrote:
When a scope is put on the waveform the shape is a
"modified sine wave"

This is not a hard concept.




Actually it's not a modified sine wave, it's still a square wave with
many fine steps.
Again, it's a marketing term, not a technical one. You don't "modify"
the sine wave, you modify the square wave to approximate a sine wave.


--
Steve Spence
Dir., Green Trust, http://www.green-trust.org
Contributing Editor, http://www.off-grid.net
http://www.rebelwolf.com/essn.html