What's the best under $100 investment you've made in Hifi

[sbr]

I don’t agree with everything but Magnus has done a great guide which is how I started

A guide how to do room correction and use it in Roon

I have experimented with REW (Room EQ Wizard) and room correction, and how to apply it in Roon, and decided to write a guide about it. This is what produced best result for me (I sit in a small room with concrete walls), but the way I did it should work well in bigger rooms and for different walls as well. This guide assumes you have a 2.0 or 2.1 system, and works best if you have a specific listening position and you sit in the middle of the sound, with an equal distance to left and right speak…