From the monthly archives:

June 2011

Toys as cultural markers?

June 28, 2011

I’ve often said that that we don’t have a technological problem when it comes to clean transportation, we have a cultural problem. A typical home-built electric car, running on lead-acid batteries (100-year old technology) will go 40 miles on a charge. That’s enough to meet the needs of the average American daily commute. The trouble […]

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Motor Theory Lecture Video

June 24, 2011

Hey Folks, One of the YouTube video channels I subscribe to is “EVTV”, by user  marionrichard . In this weeks episode, he shows not only have a Netgain 11 High-Voltage motor works, but really gives a great lecture on electric motor theory, covering the basics of AC motors, and getting very detailed, but still completely […]

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VIDEO: Build Your Own Electric Motorcycle!

June 13, 2011

Last weekend, at the Mother Earth Fair in Puyallup, Washington, I gave a presentation on how I built my own electric motorcycle. I set up a video camera to record it, and I’m sharing that here with you. This is the full presentation in entirety, including the questions and answers afterwards. Bookmark on Delicious Digg […]

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VIDEO: AC Motor Controller Test!

June 13, 2011

My friend Paul is at it again! This time, he’s testing out the Open Source AC motor controller. In this video he’s testing the IGBT version of the controller. He also shows you the PCB for the MOSFET-based version. AC motors are almost exclusively what factory-built electric cars use. They are amazingly low maintenance. But, […]

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VIDEO: Build Your Own Electric Car Motor Controller (Open ReVolt)

June 11, 2011

Last weekend, I had a great time at the Mother Earth Fair in Puyallup, WA. My friend Paul met me at the airport. Both he and I were presenters at the Fair. It was great to have such a fantastic audience for our presentations. Since I was already there, and had my camera handy, I […]

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Sunday Night after Mother Earth News Fair

June 6, 2011

Today was a good day. I spent it all at the Mother Earth Fair in Puyallup, Washington. Now, you may know that I’m big on electric cars – building them, driving them, and talking with other fellow EV’ers. A grand start to the day was Paul Holmes giving a presentation on the Open ReVolt motor […]

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Green Machine Experiment

June 5, 2011

Find out more about this project, and how you can help, at: Bookmark on Delicious Digg this post Recommend on Facebook Buzz it up Share on Linkedin Share via MySpace share via Reddit Share with Stumblers Tumblr it Tweet about it Subscribe to the comments on this post Tell a friend

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