After a (luckily unsuccessful) search for short cuts I have connected the power supply part on the pcb to an external power supply. The following screen shot shows that the power supply becomes operational at around 12V. Channel 1: VoutChannel 2: Vin (manual rise from 0 to 15V ) Unfortunately I do not have a […]

After a long time I’ve reactivated my solder iron. Since I’ve done that without additional flux (apart from the content of the solder) the result looks accordingly. My next step will be testing the circuitry. power supply part of the cancombase Surprisingly for me the soldering of the IC was the easiest. I assume, that […]

After ordering the prototype pcbs in China on Saturay they arrived on the following Wednesday. I even got one more pcb than I’ve ordered. The service is very fast and the price more than acceptable. So based on this single sample I can recommend allpcb.com. Apart from the silkscreen, the pcb looks good. But I’ve […]

This month’s come together will be held on 2019-01-16, 8pm not at our regular pub (see our mailing list for details).

Of course loxone offers the possibility to connect the miniserver to the internet and also an app for mobile devices to connect to your smart home via internet. The problem is the connection is not as smart as expected. heise.de had a short and a long story about that. So the first step is not […]

With the help of Jonas as reviewer I’m one step closer to the solution that was missing in Switch selection. The first version of cancombase is finsihed. The 5×10 cm pcb fits behind the switches in a double plug socket. The 4 pairs in the CAT cable will be used in the following way: Connect […]

Our mirror server has been generating download maps for almost 10 years (since August 2009). This is done by going through all our download log files (HTTP, FTP, RSYNC) and using GeoIP and the Matplotlib Basemap Toolkit to draw maps from where our mirror server is being accessed. I have taken the output from almost […]