🆎Christ! Please don’t try and explain something if you really don’t know what it is.
Observe: the person who doesn’t really properly visualise…anything… trying to explain sidebands.
And yes I know my answer is unhelpful. But I don’t have time to draw the bow tie diagrams and plot the axes properly.
Now present, when challenged, a plot with an important difference BUT somehow, almost no less unintuitive in terms of displaying what matters
Wigglepig