Monthly Archives: January 2015

Building a cellular tracker: Part3a – Circumventing unreliable Watchdog with external 555 timer

In my current endeavor to build a cellular tracker that can run autonomously for months i stumpled upon a strange problem during outdoor tests which could only be resolved the hard way… Initially i intended to use the built in … Continue reading

Posted in Arduino, electronics | Tagged | 2 Comments

Basic Electronic tinkering set

The idea was to assemble the cheapest and most straightforward tinkering set for beginners. It’s designed to be used in a huge Workshop at a conference. All parts together (including packaging) cost less than 1 EUR.

Posted in Allgemein | Leave a comment

This is why i love the Internet so much…

One of the reasons for this blog is that i wanted to share my learnings with the world, because i learned so much by shared stuff of others, it’s just amazing. Yesterday i asked a really tricky question on the … Continue reading

Posted in Maker-Movement, Society | 3 Comments

Building a cellular tracker: Part4 – Which cloud-service to chose for storing the data

As described earlier, i want to create a cellular tracker – below i am going to describe where to store the data… Tracking sensor-data only makes sense if the data is being stored in a central place for further action. Usually you … Continue reading

Posted in Allgemein | Tagged | 2 Comments

Building a cellular tracker: Part3 – Running on Batteries for Months

As described earlier, i want to create a cellular tracker – below i am going to describe what i learned about power-consumption and why i believe that the tracker could run on batteries for months… My goal is to have a … Continue reading

Posted in Arduino, gsm | Tagged , | 3 Comments