List : Components with high dynamics

I'll build the pro PA stack and put the easy chair right smack in the middle where the sheep pen used to be.

Watch out. A huge heard of audiophile sheep was seen heading towards your barn this afternoon! I guess they heard about your concert?

CAT amps and preamps are the most dynamic electronics I have heard. Of course, how dynamic they will sound will depend on the speakers they are matched with, but they'll be very dynamic with most.

You can get reasonable dynamics by selecting upstream products that overcome the inherent limitations of conventional speakers or you can choose horn speakers with compression drivers and use pretty much any amplification that suits your ear.
High quality horns are large and expensive but for dynamic reproduction they have no competition whatsoever. This is true even at normal listening levels.

With digital sources, it is possible to maximize source dynamics with various devices in the digital domain.

In the analog domain, a 3 band DBX device like a 3BX can be had for just a few hundred and can help correct for dynamics challenged source material.

I am also increasingly of the opinion that a tube or two in the source or amplification stage can help flush out micro-dynamics in particular better.

Proper matching of amps to speakers is another key factor for good dynamics. High efficiency speakers like the aforementioned horn designs provide an inherent advantage over less efficient speakers as well. all other things aside. Throwing lots of good clean power at less efficient speaker designs can be a practical solution these days as well, in particular with the maturation of good quality and highly efficient Class D amplifiers.

McIntosh MC-402 and Mc-501 amps, dynamic chamos IMO.
High effiecency speakers, of course.
Tube preamps in general.