Digital modes are the grand-grand-grand children of Morse code, which is called CW in the HAM world. They enable low power transmissions, can be received even through increasing noise levels and are a fun and interesting entrance to the world of worldwide radio communication. But since they also r...

Ja, ich bin Amateurfunker.

Ich sag das wie der SM-Freund, der sich seiner Familie offenbart. Die Reaktionen sind bestimmt ähnlich.

Wenn Menschen in meinem Umfeld Amateurfunk heute noch kennen, dann assoziieren sie damit Morsegeräusche (piep piep piiiep piep dat) oder alte Männer die in ihren Bud...

Intro

I'm one of the few who switched from the walled-garden of iOS to the messy wasteland that is Android. I cannot recommend this transition for anyone but the resilient, because it took me quite some time find an adequate replacement for my beloved iOS app. Buuuuuut: You can now reap what I sow...

This article was first written in 2015, but many aspects still hold true. Still, in 2018, the fastest Macs are self-build
Apple's ARKit is on its way to become be top SDK for AR development. So Apple has to do something about the hardware. They are attempting to re-enter the market for professiona...

The idea

When you access a website by its address, for example grundstil.de, then a piece of software between you and your goal has to translate this text to a set of numbers, an IPv4 or IPv6 address of the server you are trying to reach. Such a...