[Ladyada] has been hard at work reverse engineering the charging method used by Apple products. This saga takes us through the years as new devices were released and subsequently broke Minty Boost's charging capabilities. It seems the data lines were gradually adopted as a means for iPhones and iPods to identify the charger that had been connected. By adding voltage dividers to the D+ and D- lines … [Read more...]
A more powerful boost charger
May 2, 2010 By 28 Comments
[Meseta] built a powerful boost charger to top off his portable devices. He was inspired by the Minty Boost but wanted to overcome the rather limited capacity provided by the two-celled product. He ended up building his own DC to DC boost circuit rather than using an all-in-one IC. As you can see, the result uses four 18650 lithium-ion cells, normally found in laptop batteries, and can power two … [Read more...]
Oomlout’s guide to kitting
January 14, 2009 By 14 Comments
The team at oomlout has continued to post all the methods they use in their manufacturing process. This time around it's the kitting process: how they actually packaged 30 identical SERB kits in an efficient fashion. We covered their wire cutting bot before, but they've got other dedicated machines like a sticker cutter. The stickers are used to remove all the cut acrylic pieces from the laser … [Read more...]
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