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Tag Archives: electronics
Schematic Diagrams in Sketchup
Paint and Sketchup are the only drawing programs that I know how to use. Paint has become miserable with Windows 7, so that it is almost impossible to draw a straight line, let alone a schematic diagram. So I thought … Continue reading
How to stick resistors in breadboards
Not like that. Like this: Also recommended: Cup your hand over the clippers when you snip the unbent lead even with the bent, which sounds metaphorical but will in practice keep little metal bits from flying hither and yon.
Buying an Arduino at Radio Shack
Ever since I was informed that Radio Shack was going to sell Arduinos, I’ve been swinging by the local store to check what they have in stock. Well, last night there was a Mega and a motor controller shield on … Continue reading
Posted in Uncategorized
Tagged arduino, electronics, microcontroller, radio shack, retail
3 Comments
Arduino and Photocell
This is an experiment out of the Getting Started with Arduino book. As you can see, an analog port is connected to a circuit with a photocell (Radio Shack part 276-1657) and resistor (220 ohm). I used a flashlight to … Continue reading
Arduino Monster Robot
For Halloween, I thought I would try to make a glowing monster mask for my budget arduino robot. Here’s the original, somewhat overly ambitious plan that I made: Since I already had the robot, the first thing I had to … Continue reading
Posted in Uncategorized
Tagged arduino, craft, electronics, halloween, hobby, monster, robot
1 Comment
Budget Arduino Robot Upgrades
I’ve done some upgrades to my arduino robot. The change that seemed to help the most in the accuracy department was to upgrade the wheels. The potato chip container lids were kind of flimsy, so I replaced them with hard … Continue reading
