Nice to see dad can do it on the cheap. 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.

When hooking up an audio system or sound bar, you generally have to choose an HDMI or optical digital audio connection. Find out which one is better and why.

KanexPro's latest audio converter is designed to extract the encoded multi-channel LPCM, Dolby Digital 5.1, DTS-HD 5.1 from HDMI sources to optical audio output.

I'm the managing editor of What Hi-Fi? and have been testing hi-fi and audio products for over a decade – including every kind of digital-to-analogue converter out there. I'm a self-professed ...