Sub-D 25 female connector
Fehlersuche gegen alle Widrigkeiten I
The parallel port mystery Have you ever used or considered using the parallel port of your computer to control your own electronics project? Well, I have, and this was not…
Elektroheizung im 21. Jahrhundert?
Elektroheizungen im 21. Jahrhundert? Zumindest wenn man einer Firma Glauben schenkt...
Verzeichnisaktualisierung unter Windows 7
I am quite satisfied with the installation of Windows 7 on my laptop which I bought in June last year. However, one thing has bothered me almost all the time:…
Ein neues Soundkarten-Oszilloskop
A couple of years ago I presented a preamplifier on my homepage which allowed it to use standard oscilloscope probes on the line input of a soundcard. This small circuit…
Solare Goldgräber
For many years now solar garden lanterns have been sold. These small lamps feature a small solar cell, a rechargeable battery, at least one light-emitting diode and some simple control…
Schatzsuche in Uppsala
Since April this year a consortium of the Uppsala municipality, outdoor suppliers and other sponsors are trying to get Swedish people off their couches and out into the woods again.…
Kabelkauf am laufenden Meter...
...or not...? For the second time this year I have encountered a strange way to handle cable-deliveries here in Sweden. I haven't experienced anything like this before, so I don't…