Category Archives: Miscellaneous

Hilbert Curve Cake

Three years ago, I entered an Ashley Book of Knots Cake into the Johns Hopkins University Sheridan Libraries’ third annual Edible Book Festival. For this year’s contest, I figured I could apply my 3D-printed Hilbert curve microwave absorber research to … Continue reading

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Light Bulb PCB

As part of a Halloween costume (I was a “bright idea”), I designed a light bulb PCB, which was mostly just an excuse to try out PCBmodE. It consists of seven addressable RGB LEDs, an ATtiny85 microcontroller, an ambient light … Continue reading

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Updated Camp Workcoeman Maps

Due to extensive trail work over the past two years, new maps of Camp Workcoeman were needed. Furthermore, the Connecticut statewide spring 2016 orthoimagery was recently released, provide a new data source for updating buildings and land cover. As with … Continue reading

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Soldering OSD3358 System-in-Package

Although the OSD3358 system-in-package, the so-called BeagleBone on a Chip, is a BGA package, it turns out that it’s surprisingly easy to solder. Using a stencil, solder paste, and a hot plate, it ended up being easier to solder than … Continue reading

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Another Method of Digitizing Large Documents

A few years ago, I wrote about a method of using a modified scanner to scan large documents in segments. While this led to high quality results, it is a very slow and tedious process. More recently, I’ve had a … Continue reading

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