Saw the optical to RCA converter on Amazon but it requires power. If HDMI to RCA (need only red & white cable) works without quality loss, that will be idea. Planning to stream to old audio component.

My Denon AVR-2307CI doesn’t like to upconvert the component input from the Xbox to HDMI so I could use the Component & S/PDIF Digital Coax/Optical Toslink Audio to HDMI Converter to do it for me. For ...

If you actually wanted to convert HDMI to a optical signal run on real fiber, that would be 10 gbit's of data or so, then it gets expensive fast. Couple of grand or so for most easy solutions I've ...