Category Archives: Uncategorized

All Sky Meteor Camera

A recent addition to my weather station tower is an all sky meteor camera. I purchased this camera from AllSkyCams as a kit. Building the kit saves me a little money and lets me know exactly what I have and … Continue reading

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Paper Tube Rolling Machine

An important item to build black powder rocket motors is strong parallel rolled paper tubes. Paper tubes have an number of advantages for rocket motors. They are inexpensive especially if you make them yourself. They are biodegradable and if the … Continue reading

Posted in Crafts, DIY, Machine Shop, Pyrotechnics, Uncategorized | 4 Comments

Infrasonic Microphone Part I

Another sensor planed for my atmospheric observatory is an infrasonic microphone. I have a design sketched out and have started on fabricating the mechanical bits needed. So what is an infrasonic microphone  good for? The recent Chelyabinsk meteor was detected … Continue reading

Posted in Amateur Science, DIY, environmental monotoring, Machine Shop, Uncategorized | Tagged , , , , , , , | Leave a comment

Judging the Eastern Iowa Science and Engineering Fair

I volunteered to help judge the Eastern Iowa Science and Engineering Fair this year. This years fair was held this morning (Saturday 16 March) at Lindale Mall in Cedar Rapids. This is a regional science fair with entrants coming from … Continue reading

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As I mentioned in a previous post I spent two years living in the middle east. There was a large mountain range just north of the city where we lived.  I really enjoyed hiking in the mountains with some of … Continue reading

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Heat Treating

I am in the process of building an amateur seismograph. This instrument will come close to the performance of a professional instrument. To achieve this it takes more effort than just cobbing together some simple gadget. One of the things … Continue reading

Posted in Amateur Science, Metal Working, Uncategorized | 3 Comments


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