I hadn’t heard of an Ignite Talk before my mate Roger told me he was thinking of giving a talk on our autonomous canyon navigating quadcopter idea at the upcoming Ignite Sydney event. Then he suggested I might want to submit a talk topic too, ranting as I do for a …

Dave explains the three main methods of Uninterruptible Power Supply design – Offline, Online, and Line Interactive. And then opens an APC 2200XL rack mount UPS to see how well it matches the classic block diagram theory. Will there be any surprises? Schematic HERE Patent: Method and apparatus for providing …

Dave drops by the Australian RoboWars 2013 competition. Podcast: Download

Dave fiddles with a $19 Hameg HM205-3 combined Analog/Digital Oscilloscope And yes, he’s giving it away. Forum HERE Manual, with Schematics Photos HERE Podcast: Download

Finally there will be a Sydney Maker Faire in November! There will be a public meeting this coming Saturday 10th Aug at the Powerhouse Museum to talk about the in’s and out’s. I’ll be there. I’ll probably give a talk or something at the show too, got any ideas on …