Does this pass ACX standards?

[Trebor]

What do you use as an expander …

The free version of the Couture plugin …

Issue with a hiss/whine in the background of some recordings

Free version of Couture is worth the effort of download : real-time fine adjustment of the expander effect … [couture.gif] Transient is another free plugin worth the effort of tracking down : it can reduce the steepness of the attack making the vocal easier on the ear if in large doses, like an audio-book.

What settings did you put into the Filter Curve to push out my notches?

At one time it was possible to share Audacity EQ curves presets, but not now ,
we have to redraw them, in this case with millimetre accuracy.