Recommended Server?

As a streamer only I would recommend the Martin Logan Unison. It has ARC room correction which works great and is on sale at 50% off:

https://www.martinlogan.com/en/product/unison

Review:

https://www.techhive.com/article/582813/martinlogan-unison-review-dts-play-fi-and-airplay-preamp-streams-anything.html

Auralic Aries is worth checking out I like their LDS app very much and the app is a large part of the experience.

Budget?

Rest of system?

PS Audio DS DAC MKII will let you plug in all kinds of ways. I prefer solid sate and at least two copies.

@kota1 

what is your cut on these? I have read multiple threads to see you post this over and over with nothing else to add. You are turning into advertising spam. 

@sgreg1 

What part of stone cold bargain at 50% off don't you understand?😍