Monthly Archives: May 2014

TRIAC/Reed Switch Demo Circuit

As you recall, I’m working on an electronic nonlethal mouse trap. To avoid wasting battery power, the mouse trap is in standby until the mouse pushes open the one-way door. I needed a circuit that would turn on when a … Continue reading

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Teleoperated robots on the Moon (and Amazon)

My science fiction novelette, High Moon, was originally published in the May 2005 issue of Analog Science Fiction and Fact Magazine. Ten years later, I’ve learned how to upload stories to Amazon so that it can be read on Kindle … Continue reading

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Ultrasonic Pinger Game, Part I

I’m working on this idea for a game which involves an ultrasonic distance sensor. The set-up is shown above. As you can see, it uses an Arduino for the prototyping but the goal is to transfer the programming over to … Continue reading

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