Monthly Archives: February 2013

Boeing isn’t the only one with Li-ion battery problems. Me too, with my Panasonic shaver!

As I write this, the entire worldwide fleet of fifty Boeing 787 Dreamliner aircraft is grounded thanks to a problem with a Li-ion battery pack in the planes. The planes are grounded because of two incidents where smoke and fire … Continue reading

Posted in Battery, Low-Power | Tagged , , , , , | 2 Comments

Out, out damn halogen. My LED replacement story.

About ten years ago, my wife bought a fancy china cabinet with a pair of halogen display lights recessed into the top of the cabinet. The halogen down lights highlight two compartments with glass shelves containing pieces that have special … Continue reading

Posted in Low-Power | Tagged , , , , | 3 Comments