Posted on March 25th, 2011 33 comments
Who else but Dave can turn what was supposed to be a simple 2 minute AVR ISP hack video into a 30 minute episode on designing and measuring the performance of an LM317 voltage regulator circuit, with a bonus shootout between the Fluke 87V and the Gossen Metrahit XTRA multimeters?
Posted on January 23rd, 2011 25 comments
Ever wanted to know what battery capacity is? Dave takes you through everything you need to know about amp-hours, mAh, watt hours, internal or series resistance, temperature effects, battery cutoff voltages, and characteristic curves.
Part 2 coming soon.
Posted on December 4th, 2009 47 comments
Can solar power hope beat out the engineering reality for Dave’s latest project?
Was Doc Brown right?
Solar Cell DATASHEET
Posted on September 14th, 2009 24 comments
Dave gets disturbingly emotional about microcontroller datasheets and documentation.