Robot Building for Beginners, Third Edition
CHAPTER 5 ■ NUMBERS AND UNITS Alternative for Greek Micro One last comment on powers-of-a-thousand: The abbreviation for million ...
CHAPTER 5 ■ NUMBERS AND UNITS Table 5-2. Units Common in Robotics Measurement Units Abbreviation Usually Refers To length or dis ...
CHAPTER 5 ■ NUMBERS AND UNITS However, as part sizes shrink, less space is available to print the component values directly on t ...
CHAPTER 5 ■ NUMBERS AND UNITS For example: 223 represents 22000, 501 represents 500, 475 represents 4700000. Any guesses as to w ...
CHAPTER 5 ■ NUMBERS AND UNITS If the color table seems difficult to remember (the middle section is in rainbow order), a common ...
CHAPTER 5 ■ NUMBERS AND UNITS Tolerance refers to how far away the part may be from the specified value. A 5% (gold) tolerance o ...
CHAPTER 5 ■ NUMBERS AND UNITS Figure 5-9. A multimeter shows the capacitor marked 10 mF is actually 11 mF An extra benefit of ch ...
CHAPTER 6 Robot Line-Following Sandwich, the robot featured in this book, is a robot that follows lines (see Figure 6-1). It’s a ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING Even with a basic design, a decent robot still isn’t particularly simple. There’s a lot to lear ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING As long as there is enough contrast with the line, then it doesn’t matter what shade of floor y ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING Warning: A mother contacted me regarding the difficulty of removing old tape from new hardwood ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING The better the surface contrast and the slower the robot’s pace, the steeper the turns the robo ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING At the other extreme, large robots are usually heavy, requiring larger motors to move. Large mo ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING Don’t be fooled or overwhelmed by it. This robot breaks down into smaller modules that are easi ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING When the switch is in the left position, the left motor is connected to the left sensors and th ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING Placing the Robot on the Center of the Line When positioning the robot, the sensors should be c ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING There are a number of reasons why a sensor adjustment dial is necessary. First, it would be ver ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING Two different colors were chosen so that you can tell which side is lit up even in the dark whe ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING Sandwich has two wheels. If the robot had four wheels, it would be very difficult for it to piv ...
CHAPTER 6 ■ ROBOT LINE-FOLLOWING Sandwich Body I confess that Sandwich wasn’t the first line-following robot I built for this bo ...
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