July 5th, 2015
This homepage moved to www.h4ck.de.
January 7th, 2015
This homepage went online.
For electronic projects you sometimes need potentiometers with very fine adjustment range. Sometimes you need a coarse adjustment instead. But what happens if you need both at once? Read here about a sophisticated solution for a combined coarse/fine adjustment with two standard potentiometers.
Resistive dummy load
From time to time, and especially during development of high current power supplies there arises the need for dummy loads which can consume high power drains. Here is a cheap solution for a not too constant resistance dummy load.
Pulled pork with Weber Q140/Q120 electro
The science of barequeing includes the discipline of low & slow to pull a really juicy pork of the fork. To achieve this, the cooking chamber temperature of a Weber Q140 was measured and logged with a thermocouple so see how low and slow the small Weber grill could go.
Google Maps Tile Convert & Coordinates
A little Python script that converts the name of google maps tiles from a Firefox cache directory into the qrst-coded format used by gMapMaker and other programs.
ACP-100 - ACCELERATED COMPACTDISC PLAYER
This is a page about the ACP-project, a homebrew compactdisc player that allows to alter the playback-velocity in realtime. A normal, analogue turntable is used as input for the playback velocity. Unfortunately, this project was stopped and never completed.
AVL User Primer (Manual)This is a PDF version of the user manual for the well-known vortex-lattice implementation Athena Vortex Lattice (AVL) written by Harold Youngren and Mark Drela.
New year brings a new design. Starting on 07. Jan. 2015 this new homepage went online.