Category Archives: Amateur Science

Air Quality Sensor

An air quality sensor (dust sensor) has been on my todo list for a while. There are a number of sensor modules on the market for the DIYer but all that I had seen seemed to not be suited for … Continue reading

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Telescope Mount Adapter

The University of Iowa donated the Rigel robotic telescope to the Cedar Amateur Astronomers. Plans are to install this telescope in one of the domes at the observatory. To mount the scope an adapter is needed to connect the scope … Continue reading

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Rain Sensor

I thought it would be interesting to add a rain sensor to my tipping bucket rain gauge. Because it take time for the bucket to fill and does not always tip right when it stops raining a sensor that detects … Continue reading

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Barn Door Star Tracker

I wanted to take some star pictures with my DSLR and decided a barn door style star tracker would be a fun project to build. Early versions were nothing more than two boards connected by a hinge with a screw … Continue reading

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UVA UVB Sensor

I have a commercial UV Index sensor running but I found an IC sensor chip that would measure UVA and UVB separately and thought it would be interesting to see how the two UV bands varied with respect to each … Continue reading

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IoT Rain Gauge

On thing that is missing from my weather station is automatic reporting of rain fall. I have a manually read CoCoRaHS rain gauge which is more accurate than say a tipping bucket gauge but I thought it would be nice … Continue reading

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Eclipse 2017

I was not up to driving over a 100 miles in hope of finding clear sky in the path of eclipse totality. So I decided to make the most of what could be observed at home where we had about … Continue reading

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