Rumtopf's photostream

A work of minimalism, this little car is put together from individual parts. I'm working to expand my...

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Uploaded on Jan 18, 2012

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After installing the Dispatchatron behind the entertainment center and getting all the various...

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Uploaded on Jan 8, 2012

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Here is my Dispatchatron mounted to the back side of the entertainment center. I'm a tad embarrassed...

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Uploaded on Jan 8, 2012

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Shown here is my Dispatchatron undergoing testing of the various timing-related code. I get...

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Uploaded on Jan 7, 2012

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For my son's fourth birthday, we decided on a fire truck theme. We started the party with a tour of a...

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Uploaded on Jan 7, 2012

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Wanting to participate in the Cheerlights project (www.cheerlights.com) but not having the dough for...

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Uploaded on Dec 13, 2011

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I thought it would be a nightmare to solder up all forty leads–four each from ten LEDs. In fact, it...

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Uploaded on Dec 13, 2011

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On the left is a hunk of perfboard holding a transistor for each of the three colors: Red, Green, and...

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Uploaded on Dec 13, 2011

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It all fit nicely into a kitchen utensil box turned sideways.

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Uploaded on Dec 13, 2011

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If you tweet from a non-private Twitter account and include the word "cheerlights" and a...

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Uploaded on Dec 13, 2011

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When testing my reverse geocache, I found that it was rather tricky to solve, logistically speaking....

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Uploaded on Oct 18, 2011

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On the top of the exposed lid you see a magnetic child safety cabinet lock that I repurposed to use a...

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Uploaded on Oct 18, 2011

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This box contains a microcontroller that keeps the box locked from the inside until its GPS sensor...

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Uploaded on Oct 18, 2011

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Most of the time, the box is in a very-low-power sleep mode. Pushing the doorbell button on the front...

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Uploaded on Oct 18, 2011

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The map I drew for our second orienteering event was a modified version of the site plan I drew up...

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Uploaded on Sep 14, 2011

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As he snacked, we went over the mechanics of the game such as the start, the progression from one...

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Uploaded on Sep 13, 2011

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He's getting pretty good (for a three-year-old) at turning his body to box the needle. His biggest...

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Uploaded on Sep 13, 2011

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For our first course, I had yet to draw up our lot's site plan, so we went with simple...

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Uploaded on Sep 13, 2011

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