Category Archives: Green Design

My Journey to Tesla, Postscript

My previous two blog posts chronicled a trip to the Tesla factory to pick up my friend Joshua’s Tesla Model S electric sedan. One week after picking up Joshua’s Tesla Model S, my wife Pat and I had our usual … Continue reading

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My Journey to Tesla, Part 2

This is the second half of my experience in picking up a new Tesla Model S all-electric sedan at the Tesla manufacturing plant in Fremont, California. On a sunny Saturday morning in March, my friend Joshua and his girlfriend Mandy … Continue reading

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My Journey to Tesla, Part 1

Once, there were at least two automobile manufacturing plants in Silicon Valley. One belonged to Ford and it’s now a shopping mall called The Great Mall in Milpitas. The other was built by GM in the late 1950s in Fremont, … Continue reading

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Timepieces behaving badly: A Tale of Two Clocks (and two bad capacitors) and a Tale of Redemption for the New Year

Let’s start the New Year with a tale of redemption. We have two bedrooms in our condo and in each bedroom you will find what eBay might call a “vintage” LED clock. One is a Timex T133T electronic desk clock … Continue reading

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Charging the Chevy Volt

This is the second blog post describing my experiences with a Chevy Volt that GM loaned to me for three days in August. I’m going to spend a lot of time describing the charging of the Chevrolet Volt because that’s … Continue reading

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Father’s Day: The Day of the Zombie DVD Player Apocolypse

My daughter chose Father’s Day to tell me that she had two dead DVD players at her place. First, a Philips model 642/37 had died, leaving just a flashing light on the power button to tantalize. However, the player’s LCD … Continue reading

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The very strange case of the broken dryer knobs—a case of very non-green design

Perhaps you’re like me—you hate to see bad design that results in waste. Sometimes, it’s a design that uses too much energy. The waste heat seems disproportionate with the function performed. Sometimes, it’s another form of waste. It’s one of … Continue reading

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Jan Rabaey’s remarkable short course in Low-Power Design Essentials, Part 3

Note: This blog entry is the third of four covering Professor Jan Rabaey’s excellent short course in low power design given at the January, 2012 meeting of the Santa Clara Valley Chapter of the IEEE Solid State Circuits Society. Low-Power … Continue reading

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There are Direct Connections Between Low-Power Design, King Solomon’s Mines, and Kentucky Coal

I’m spending the Thanksgiving week back in my home town of Louisville, Kentucky and saw two programs on one of the PBS channels last night that reminded me of one of the reasons for driving towards low-power design with all … Continue reading

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Ethernet ports, low power, and multimedia, Part 2

In the previous post, I discussed the huge potential power savings being enabled by the IEEE’s 802.1-az Ethernet specification now under development and early deployment. While IEEE 802.1-az promises to save significant amounts of power and energy through the use … Continue reading

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