Monthly Archives: August 2009

IKEA SAMTID modification — part 2

Posted on August 19, 2009 by robert

Not having the right tools is such a pain. The modification I’m planning to do requires cutting 72 round 35mm holes into the white plastic foil that forms the Ikea SAMTID’s “head”. I tried to do that with a scalpel, … Continue reading →

Posted in Arduino., DIY., Electronics. | Tagged , , , , , | 11 Comments

Floating voltages and bad GND connections — getting zapped and worse

Posted on August 12, 2009 by robert

Nothing good can come from a freak idea after mi….. Wait! This time I actually learned something, or in more pleasant words: I was reminded that there was something about floating power supplies, measuring voltages and something called ‘common ground’. … Continue reading →

Posted in Electronics., Fix me. | Tagged , | 5 Comments

Jyetech AVR digital oscilloscope DIY KIT — trying to fix it – part 2

Posted on August 9, 2009 by robert

Maybe you remember my last post about the Jyetech oscilloscope and it’s weird behaviour. Not all of them are strange, as the free replacement DIY KIT I received from them works fine. At that time I suspected a sick ATmega64 … Continue reading →

Posted in DIY., Electronics., Fix me. | Tagged , , , , , , , , | 2 Comments

Note to self: 26.0V >> 2.60V — A short ChipQuik review

Posted on August 4, 2009 by robert

Nothing good can come from a freak idea after midnight ! I was tired and should have gone to bed. But when I get too tired I can’t fall asleep anymore and turn into a zombie, looking for something stupid … Continue reading →

Posted in Arduino., Electronics., Fix me., Soldering & PCBs. | Tagged , , , , | 6 Comments