4k60 pro mk1 passthrough setup 240hz Help needed!

Ok, I need some assistance i have tried numerous set ups to get pass through to work both sound and video.

I have tried to get passthrough to work both video and sound. any help will be greatly appreciated! Please let me know if more information is needed and i will respond promptly. Thanks!

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Some background info.

So what DOES work:

I have the original 4k60 pro. I CAN get the 4k60 pro working properly when cloning my 240hz monitor. Sound and capture works flawlessly in OBS. The only issue I have with this set up is audio cut outs when ALT tabbing. Someone told me that i should set up the 4k60 pro as a passthrough and the alt tabbing issue will be less/ alleviated.

The passthrough PROBLEM:

Pass through setup: 2080ti > HDMI 2.0 cable > Elgato 4k60 (IN)> hdmi Cable 2.0 (OUT) > 240hz Acer monitor.

When setting up as passthrough: I CAN get the video to work in OBS but I CANNOT get the sound to work.
The streaming pc is not receiving any sound at all. When i go into Nvidia control panel it just shows my 240hz Monitor and my secondary monitor( Acer X34). the Elgato 4k60 isn't shown at all.

Specs:

Gaming PC: 2080ti i9 9900k @ 5.0ghz

Streaming PC: 1060 6g, i7 4790k stock clock

Elgato 4k60 installed

Posted Sep 14, 2019, 2:49 PM UTC

43
Lotofcabbages•

I'm actually having this exact same problem, basically. Using passthrough and I finally got the video to work fine, but can't get my main gaming PC's audio over to my streaming PC. I've tried just about everything at this point.

2
JukeJutsuOP•

Yeah. I have tried using different cords. My elgato isn’t even recognized by Nvidia control panel when set up in a pass through configuration...

I’m sure I’m just missing something or there has to be a work around ... hmm.

1
theveiledflame•

I personally gave up on Elgato for proper audio. I wouldn't suggest trying to capture the audio that way. Since you're using 2 PCs you can buy a 3.5mm cable and a ground loop isolator and connect the audio between the two PCs (or of course you can buy a mixer). I don't know enough about your setup to give you a step by step guide on how to setup the audio but I suggest you bypass getting your audio through HDMI.

My issue with the HDMI audio was simply every hour my audio would be delayed by 100ms, so over the course of my stream the Audio was offset like crazy. After I bypassed the audio from Elgato my audio is perfect. I imagine this method would solve your issue.

2