I have one also. I modified mine so it outputs composite video instead of CH3 RF. Interestingly, it fills my 1080 screen, but I never figured out why. Great fun with disco and its heavy bass line.Actually buried somewhere in the forums within, oh, the couple of years was a project that did that. It was technically successful but aesthetically mediocre. The difference being that a CRT phosphor has a measurable decay time; the time it takes for a spot to fade out after the spot has moved elsewhere. That makes the CRT version much smoother & easier to interpret the display. Discussion was made on how to add artificial decay time to the software project & it fizzled out at that point.
Now if you want something that is 2 ch but is so powerful it has been known to cause Royal Houses of Europe to crumble. The Atari MusicVision:
Yes I have one. I've never hooked it up to my 8' screen for fear of causing cerebral hemorrhage.