ELECTRICAL AND ELECTRONIC ENGINEERING PROJECTS
1 EXPERIENCING ELECTRICITY SHOPPING LIST: EXPERIMENTS 1 THROUGH 5 EXPERIMENT 1: TASTE THE POWER! EXPERIMENT 2: LET’S ABUSE A BATTERY! EXPERIMENT 3: YOUR FIRST CIRCUIT EXPERIMENT 4: VARYING THE VOLTAGE EXPERIMENT 5: LET’S MAKE A BATTERY 2 SWITCHING BASICS AND MORE SHOPPING LIST: EXPERIMENTS 6 THROUGH 11 EXPERIMENT 6: VERY SIMPLE SWITCHING EXPERIMENT 7: RELAY-DRIVEN LEDS EXPERIMENT 8: A RELAY OSCILLATOR EXPERIMENT 9: TIME AND CAPACITORS EXPERIMENT 10: TRANSISTOR SWITCHING EXPERIMENT 11: A MODULAR PROJECT 3 GETTING SOMEWHAT MORE SERIOUS SHOPPING LIST: EXPERIMENTS 12 THROUGH 15 EXPERIMENT 12: JOINING TWO WIRES TOGETHER EXPERIMENT 13: BROIL AN LED EXPERIMENT 14: A PULSING GLOW EXPERIMENT 15: INTRUSION ALARM REVISITED CONTENTS 4 CHIPS, AHOY! SHOPPING LIST: EXPERIMENTS 16 THROUGH 24 EXPERIMENT 16: EMITTING A PULSE EXPERIMENT 17: SET YOUR TONE EXPERIMENT 18: REACTION TIMER EXPERIMENT 19: LEARNING LOGIC EXPERIMENT 20: A POWERFUL COMBINATION EXPERIMENT 21: RACE TO PLACE EXPERIMENT 22: FLIPPING AND BOUNCING EXPERIMENT 23: NICE DICE EXPERIMENT 24: INTRUSION ALARM COMPLETED 5 WHAT NEXT? SHOPPING LIST: EXPERIMENTS 25 THROUGH 36 CUSTOMIZING YOUR WORK AREA REFERENCE SOURCES EXPERIMENT 25: MAGNETISM EXPERIMENT 26: TABLETOP POWER GENERATION EXPERIMENT 27: LOUDSPEAKER DESTRUCTION EXPERIMENT 28: MAKING A COIL REACT EXPERIMENT 29: FILTERING FREQUENCIES EXPERIMENT 30: FUZZ EXPERIMENT 31: ONE RADIO, NO SOLDER, NO POWER EXPERIMENT 32: A LITTLE ROBOT CART EXPERIMENT 33: MOVING IN STEPS EXPERIMENT 34: HARDWARE MEETS SOFTWARE EXPERIMENT 35: CHECKING THE REAL WORLD EXPERIMENT 36: THE LOCK, REVISITED IN CLOSING EXPERIENCING ELECTRICITY I WANT YOU TO GET A TASTE FOR ELECTRICITY—LITERALLY!—IN THE FIRST EXPERIMENT THIS FIRST CHAPTER OF THE BOOK WILL SHOW YOU: HOW TO UNDERSTAND AND MEASURE ELECTRICITY AND RESISTANCE HOW TO HANDLE AND CONNECT COMPONENTS WITHOUT OVERLOADING, DAMAGING, OR DESTROYING THEM EVEN IF YOU HAVE SOME PRIOR KNOWLEDGE OF ELECTRONICS, YOU SHOULD TRY THESE EXPERIMENTS BEFORE YOU VENTURE ON TO THE REST OF THE BOOK SHOPPING LIST: EXPERIMENTS 1 THROUGH IF YOU WANT TO LIMIT YOUR NUMBER OF SHOPPING TRIPS OR ONLINE PURCHASES, LOOK AHEAD IN THE BOOK FOR ADDITIONAL SHOPPING LISTS, AND COMBINE THEM TO MAKE ONE BULK PURCHASE IN THIS FIRST CHAPTER, I WILL GIVE YOU PART NUMBERS AND SOURCES FOR EVERY TOOL AND COMPONENT THAT WE’LL BE USING SUBSEQUENTLY, I WON’T EXPECT YOU TO NEED SUCH SPECIFIC INFORMATION, BECAUSE YOU WILL HAVE GAINED EXPERIENCE SEARCHING FOR ITEMS ON YOUR OWN TOOLS SMALL PLIERS RADIOSHACK KRONUS 4 5-INCH, PART NUMBER 64-2953 OR XCELITE 4-INCH MINI LONG-NOSE PLIERS, MODEL L4G OR SIMILAR SEE FIGURES 1-1 THROUGH 1-3 LOOK FOR THESE TOOLS IN HARDWARE STORES AND THE SOURCES LISTED IN THE PREFACE THE BRAND IS UNIMPORTANT AFTER YOU USE THEM FOR A WHILE, YOU’LL DEVELOP YOUR OWN PREFERENCES IN PARTICULAR, YOU HAVE TO DECIDE WHETHER YOU LIKE SPRING-LOADED HANDLES IF YOU DECIDE YOU DON’T, YOU’LL NEED A SECOND PAIR OF PLIERS TO PULL THE SPRINGS OUT OF THE FIRST MAKER SHED (WWW MAKERSHED COM) HAS PUT TOGETHER A SERIES OF MAKE: ELECTRONICS COMPANION KITS THESE IN- CLUDE ALL OF THE TOOLS AND COMPONENTS USED IN BOOK’S EXPERIMENTS THIS IS A QUICK, SIMPLE, AND COST-EFFECTIVE WAY OF GETTING EVERYTHING YOU NEED TO COMPLETE THE PROJECTS IN THIS BOOK IN THIS CHAPTER SHOPPING LIST: EXPERIMENTS 1 THROUGH EXPERIMENT 1: TASTE THE POWER! EXPERIMENT 2: LET’S ABUSE A BATTERY! EXPERIMENT 3: YOUR FIRST CIRCUIT EXPERIMENT 4: VARYING THE VOLTAGE EXPERIMENT 5: LET’S MAKE A BATTERY