Top Articles

Web Data on an LED Display

I built an alphanumeric LED display that connects via USB to my PC and can display RSS feeds, the weather (like wind chill, above), the time, or just about anything.

Video Game Arcade

Perhaps I'm a luddite, but I just don't care for the modern video games. Gimme Lunar Lander or Zaxxon and you can keep your fancy graphics. I built an arcade so I can play the classic games anytime I want.

Mini Altair 8800 PC

When I was a teenager, I wanted to get an Altair 8800 computer, but I couldn't afford it. Now, I can. But I wanted something smaller, quieter, and about a million times faster. So I made it. I consider this the crowning achievement of my mid-life crisis nostalgia kick.

Wooden Super Probe

  When my old Radio Shack logic probe broke, I built a new Super Probe - and enclosed it in exotic wood.  

Homemade Digital Clock

I wanted to design a clock from scratch. I ended up with a expensive, over-engineered, multiprocessing monstrosity. But it was fun.  

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Bye, Bye, Birdies Print E-mail
Written by Bob Alexander   
Saturday, 19 June 2010 17:44

Baby birds

The bird house launched a brood of babies on their way. Now's the time to catch up on what happened.

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A Homemade Spectroscope Print E-mail
Written by Bob Alexander   
Wednesday, 03 November 2010 20:33

Spectrum of a fluorescent light

Scientists use spectroscopes to identify chemicals - even in stars billions of light years away. They also use spectroscopes to find planets orbiting other stars. With about an hour of effort, I was able to build my own and show my daughter how scientists do it.

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The Formation of the Galaxy Print E-mail
Written by Bob Alexander   
Sunday, 23 January 2011 15:09

Little Green Man

So where's the art? Why is Galactic Studios a studio? Here's the movie that (re-)started it all.

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Really Easy Calendar Printer Print E-mail
Written by Bob Alexander   
Sunday, 19 December 2010 11:33

Calendar program output

Every year I make a calendar with pictures of my daughter. None of the available programs or services had the features I wanted so, as with my envelope program, I wrote my own. In the spirit of the season (New Year's, not Christmas) I'm making it available free for downloading.

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An Oscilloscope From the Trash Print E-mail
Written by Bob Alexander   
Monday, 02 January 2012 11:30

 

The oscilloscope I found in the trash.

My neighbor put a working Heathkit oscilloscope out in his trash. Naturally, I rescued it. Time to make another clock!

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