DP-HDMI adapter plus fiber optic HDMI cable not possible?

Hello everyone,

Maybe one of you has an idea.

The following scenario:

I want to connect my computer to the TV.

-Vega56 via HDMI output causes picture dropouts on the TV, regardless of whether the cable is copper or fiber optic.

-Vega56 with an active DP-HDMI adapter works great with a copper cable (10m). But unfortunately, with fiber optic cable (15m) it doesn't work at all – I simply don't get a picture.

The problem is that my cable has to be at least 15m long, but HDMI cables only work up to 10m long.

The next step would be to use 1x5m and 1x10m HDMI cables including a repeater in the middle and hope that works.

But apart from that, I'm just wondering why the hell the copper cable on the adapter works, but the fiber optic cable doesn't….

Maybe one of you has an idea or maybe even encountered the same problem. I'd also be happy to recommend other adapters. That's something I'd like to try. So far, I've been using the "BENFEI Active DisplayPort to HDMI Adapter" from Amazon.

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Kenshin663
1 year ago

HDMI cables only work up to 10m length.

Bullshit. There are also longer cables. Up to 15m usually goes like this, otherwise a "repeater" is used in the cable. And that the GF cable (unless you have implemented this idea at all) should not actually work out.

Which 08/15 TV has a corresponding entrance that should be able to?

CoSci
1 year ago
Reply to  Skys888

Can be on your adapter or your HDMI port of the graphics card, you can use "cheap" adapters to make problems and some cables or signals can't interpret or process correctly. Try another connector or adapter.

Kenshin663
1 year ago
Reply to  Skys888

In any case, these cables have not been under me. But that doesn't mean anything. ^^

CoSci
1 year ago
Reply to  Kenshin663

glass fiber HDMI gives, but is in itself nothing "special" or you do not need a special connection, so the signal for glass fiber is simply converted and converted into electrical signals on the other hand. On both sides you then have your regular HDMI plug again.

Kenshin663
1 year ago
Reply to  CoSci

Interesting to know. Learned again. But for my connection to the projector there is also a good 15m cable from the bar. Without GF

CoSci
1 year ago

Depending on the newer HDMI ports also have a 5v 500mAh power supply for the connected devices, but I am not exactly sure from which HDMI version this is available and how widely used the devices/cables are they also use

CoSci
1 year ago

Have not been used yet, have been on the attic "normal" 40€ 15m copper HDMI cable from PC to projector/TV in the wall.