Author: Ray Keefe

  • Connect Expo 2017

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    Ray Keefe
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    Connect Expo The Connect Expo is on each year around late March in Melbourne at the Exhibition and Convention Centre. I had gone to previous events but this was our first time as an exhibitor.   This was by far the best Connect Expo I have been to. The mix of software vendors, web platform vendors,…

  • Software Costing

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    Ray Keefe
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    Software Costing There is an old saying that goes something like this: “hardware is almost free and comes from China; but software is actually free and comes from India”. Actually not such on old saying, and certainly not true. But we do see signs of this myth being alive and well when providing project pricing and…

  • Power Supply Specification

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    Ray Keefe
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    Power Supply Specification The idea for this post came from a discussion in IEEE Collabratec on how to design a Power Supply. The question of how to design a Power Supply seems innocuous enough until you really start to think back on past Power Supply designs. I was originally concerned that this was a student wanting…

  • Miller Puckette and New Music Creation

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    Ray Keefe
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    Making Music is Creative Making music is a creative process. At every level. There is not only composing and playing, but there is the instruments themselves and also how we record and play back music. Technology and creativity abound at every level.   I’m a musician. That is how I ended up in Electronics Engineering.…

  • Self Thinking Robots – Where it Began

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    Ray Keefe
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    Self Thinking Robots Although that is what they are called, I’m not convinced it is actually thinking. It certainly wouldn’t pass the Turing Test. But I thought this showed a good comparison as to how far the state of the art has come.   Lets start off with a look at the very beginnings of…