Category: Engineering & Technology

  • Electric Vehicles

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    Ray Keefe
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    Electric Vehicles A lot of focus is going into Hybrid and All Electric Cars. Tesla being the most well known example though there are many other successful players in this market. However the Electric Aircraft or Electric Plane or E-Plane is moving along a bit slower.   E-Planes At its core, the E-Plane is a…

  • Electric Vehicles: History

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    Ray Keefe
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    Electric Vehicles This is a post I started six years ago and decided not to publish. Since then things have changed a lot so here goes.   The History of Electric Vehicles The Electric Vehicle has been around for a long time. The new push to Electric Vehicles is mostly being pushed by the belief…

  • Satellite Internet

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    Ray Keefe
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    Satellite Internet There are many areas of the world where Internet services are not readily accessible. One of the ideas for providing poorly services areas with Internet was Google’s Project Loon which used high altitude balloons.   But there are also Satellite Internet contenders. Theses were nicely covered by recent blogs at CIS 471 and I’ve picked…

  • Doug Engelbart – Invented modern computing

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    Ray Keefe
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    Doug Engelbart There are lots of people who have done enormous service to the world through their inventiveness and willingness to share with other. A good example is Dennis Richie who I gave a tribute to in 2011 and who gave us the C Programming Language, one of the most used computing languages even today.…

  • Solar Charging Improvements

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    Ray Keefe
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    Powering Telemetry A big issue in the world of the Internet of Things, or IoT as it is abbreviated, is how to get power to remote devices. And this splits up into two separate but definitely related problems:   the power source the power consumption Obviously, if the power consumption is high, the power source…