Lab Diary copyrighted under beerware licence

[BeagleBoard] Beagle Battery Prototype

Prototype assembled and tested I have designed these 12 beagleboard battery prototypes. I have assembled one, and it actually has only a few small errors; none of which need rerouting. It actually works well,...

[Optics] Tutorial on Polarization and Birefringence

Introducing: My new crystal. All optical calcite’s from china are cheap but they’re yellow as morning glory. That’s why i bought some Icelandic Spar (rhombohedron shape). Birefringence in an icelandic spar rhombohedron This is...

[Linux] Beagleboard on Batteries

[Linux] Beagleboard on Batteries

You can choose for the $80 Beaglejuice battery that carries a small lipo battery. But i find the price a bit too hefty, although it looks good. The prices of liquidware are not quite...