Category Archives: tinkering

An sd-card logger monitoring 12V car battery voltage and temperature using the Arduino ProMini

More often than convenient I used to find my car battery drained and the car unable to start after a long period of disuse. In order to find out if there was a short circuit or power leak somewhere, if … Continue reading

Charging my camera battery with a smartphone – a dirty risky holiday hack

TL;DR: This small experiment shows how I used a smartphone to charge a camera battery. The method is not safe but It struck me as a great example to highlight the inaparrent compatibility between two seemingly unrelated devices. Most current … Continue reading

Canon 870 Lens Problem – restart required – hints on disassembly

Disclaimer: The statements made here are far to vague to allow a novice to dis-and reassemble such a digital camera. Moreover, the risk of an high-voltage electric shock is existent during disassembly. I take no responsibility for any harm you … Continue reading