Tag: digital signals

Static over DisplayPort (WHL #33F5)

Okay, I admit – this is a lazy one. But I’m busy playing Path of Exile :mrgreen:

Before removing the faulty Ednet DisplayPort cable from my desk, I gave it another shot and tried capturing the artefacts on camera. A tad difficult as I noticed that the most prominent stuff is only visible on a pure black (#000) background and is very much gone on colorful backgrounds or even patterned images. Which makes it quite hard to capture without the noise from the now pretty underexposed camera sensor. And the autofocus has nothing to focus on, because if there is, the fault goes away. […]


DVI Male to HDMI Female adapter Gold-Plated NEW M F Converter For HDTV LCD IE (WHL #5)

I gotta sneak something in that I need to rant about a little. It’s a good old passive signal adapter – for getting HDMI video signals into a DVI monitor. What could the Wan Hung Lo engineering department or qualitty management possible f :D ck up?

Well, as it turns out, making a nonworking (nonfitting) unit isn’t trivial. You have to use deep knowledge about both signal protocols to make it …not work.

First, let’s talk about HDMI. To make all this copy protection (HDCP) crap work, you better use digital signals only, that is, not only the video is digital, but also the audio channel. […]