Category - Practice

Order trick with Amazon: How the 1-day delivery of several scarce items with Prime then works after all (self-test)

The NAS article actually planned for today has to wait until next week, the delivery delays for certain components has unfortunately (once again) put a spoke in my wheel. But at least a nice workaround fell in front of my feet, with which you can also beat Amazon a bargain with your own stock. Sure, the whole thing is no big deal, but with a [...]


Different Noctua NF-A12x25 PWM Case Fans in Review – When database tests, user experience and re-tests differ from each other

The Noctua NF-A12x25 PWM has been around for what feels like an eternity, and of course such a product may be technically improved over time, or the tooling is changed on a regular basis, or at least various details are changed. There was already media attention in 2016 about the (ultimately non-existent) differences between the Chinese and [...]


DIY Modding: White Edition for small money – We paint a graphics card

During the review of the BeQuiet Shadow Base 800 FX, I simply felt the need to install a white graphics card. Since no adequate model could be found in the short term and I had a rough idea of what the whole story should look like, we did it ourselves without further ado. And even if this is not the holy grail of knowledge today, we can all [...]


igor’sLAB continues to upgrade: On the hunt for (false) elements and measuring the impossible – Keyence VHX7000 and EA-300 in daily use | Issue 1

You can invest a lot of things for and in something. Time, energy and, of course, a lot of money. But if you take the latter in hand, on the one hand to save time and energy, and on the other hand to test or uncover things that your normal (media) competitors can’t, then something like this is well worth it. After all, I have two mainstays [...]


Power Supply in Graphics Cards explained – Switching Voltage Regulators, PWM Controler, true Phases and the annoying “Coil Whining” | Reminder

I wrote today’s article less than a year ago, so it’s not really “retro” yet, but somehow it’s time to bring it back up in this section on Saturday. I receive so many letters and enquiries on the subject that I think this article simply deserves to be here, and it certainly takes some of the pressure off me because I [...]


The ASUS ROG Strix XG27AQMR Review – A real eSports gaming monitor?

Whenever you think IPS panels have reached the end of their raison d’être, ASUS ROG comes along. They’re sending another monitor into the race to win the favor of eSports gamers. The ASUS ROG Strix XG27AQMR is a 1440p monitor with a Fast IPS panel and offers up to 300Hz refresh rate. What makes this IPS panel special is the use of IGZO [...]