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Electronics for dummies - McComb G.

McComb G., Boes E. Electronics for dummies - Wiley publishing, 2005. - 433 p.
ISBN: 0-7645-7660-7
Download (direct link): electronicsfordummies2005.pdf
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negative method, 252, 255-256 orientation, 259, 261 pads, 250
positive method, 252, 255-256 sensitized, 256-257 silk screening, 273 single-sided, 250 solder mask, 273 thickness, 253 traces, 250, 251 program editor, 285, 286-287, 290, 295, 355
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410 Electronics For Dummies
programming languages, 284-285, 292 programming microcontrollers, 285, 286-287, 289-298 programming statements, 294, 298, 357-358 projects amplifier circuit, 316-317 blinking light, 300-305 compass, 312-314 infrared detector, 308-310 light alarm, 314-315 lighting effects generator, 319-321 piezoelectric circuit, 305-307 siren, 310-311 water tester, 317-318 protons, 10, 11, 395 PTC (positive temperature coefficient) thermistor, 114, 394 p-type semiconductor, 395 pulldown, 297 Pulsar (Web site), 386 pulse definition, 395 from LM555 chip, 300 logic pulser and, 362-363 R/C servo operation and, 356-358 pulse waveform, 222 pulse width modulation, 116, 395 pulsing signal, 207, 209-210, 213 push-button switch, 104-105 putty, 46
PVC, for robot body, 328
• R •
R (resistance symbol), 26, 377, 395 RadioShack (parts source), 55, 305, 371-372 razor saw, 345 R/C servo. See servo motor RC time constant calculating, 380-381 definition, 395 use of, 150, 157 real current, 395 rectifier, 79
Red Cross (Web site), 33
reference ID, on schematic, 130 relay
description, 105-106, 395 electromagnets in, 106 polarity, 138 schematic symbol, 132 remote control, 308-309 resist, 252, 257, 260, 265-266, 270 resist developer, 252 resistance calculating, 377-378 definition, 395
measurement with multimeter, 179-181, 190 Ohm’s Law and, 26-28, 376 of thermistors, 114 unit of measurement, 22, 24, 65 of wire, 196 resistor
capacitor teamed with, 149-150 color coding, 65-67 damaged, spotting, 200 description, 395 fixed, 65 LEDs and, 82-83 light-dependent, 111 in parallel, 378 potentiometers, 65, 69-70 power rating, 149 power (wattage), 68-69 precision, 66, 68, 202 as pulldown, 297 RC time constant, 380-381 schematic symbol, 132, 140 in series, 378
static electricity sensitivity, 35 testing with multimeter, 201-202 thermistor, 113-114 tolerance, 67-68, 202 uses of, 64-65, 143-144 values, 140, 377-378 variable, 65, 69-70, 138, 140 voltage drop, 147-148 resolution multimeter, 183 oscilloscope, 219
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Index 411
resonator, schematic symbol, 131 risers, 328, 329, 335 The Robot Store (Web site), 385 robots. See also Rover the Robot autonomous, 324 human-controlled, 324 parts sources, 384-385 The Robson Company (Web site), 312 rocker switch, 104 roll pin, 333
rosin flux remover, 165, 395 Rover the Robot body, 326, 328, 330-339 bumper car switch, 351-352 caster, 334-335
DC motors, 325, 329, 332-333, 336 microcontroller, 340-341, 352-358 parts list, 325 programming, 355-358 R/C servo motor, 341-349, 357 steering, 338-339
switches, 325-326, 336-338, 351-352 template, 327, 330 wheels, 333-334, 350 rubber holdup putty, 46 rubber mallet, 50
• S •
safety
alternating current, 14, 37-39 buddy systems, 32, 38 burns, 30-31 clothing, 36, 40 common sense, 29-30 ear and eye protection, 40, 51, 254, 259 electric shock, dangers of, 30-33 etching, 266-267 first aid, 32-33 logic probe use, 211-212 multimeter use, 177 soldering, 39-40, 164 static electricity, 33-37 tips, 32 safety goggles, 51 sanding, 330-331
schematic alternate drawing styles, 139-140 description, 20, 123-124, 395 errors in, 127
layout drawings compared, 256 purpose, 124 schematic symbols capacitor, 131, 140 categories, 124 connector, 129 crystal and resonator, 131 diode, 131
ground, 125-127, 140 inductor, 131
interconnections, 127-128 jacks, 129
logic gate, 133-134, 135 operational amplifiers, 132 photo-sensitive components, 139 plugs, 129 polarity, 136-138 potentiometer, 138 power, 125 reference ID, 130 relays, 132 resistors, 132, 140 switches, 134-136 transformers, 132-133 transistors, 132, 133 variable capacitor, 138, 140 variable coil, 138 variable resistor, 138, 140 scientific notation, 23 scouring pad, 270, 272 SCR (silicon-controlled rectifier), 79 screwdrivers, 44-46 screws head types, 44-45 machine, 329 magnetic, 45-46 retrieval with magnets, 21 seam roller, 264 search engines, 273, 383 semiconductor description, 16, 395 diode, 16, 78
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Electronics For Dummies
semiconductor (continued) integrated circuits, 88 solar cells, 15
temperature sensors, 114, 395 in transistors, 16, 85 sensitivity multimeter, 183 static electricity, 35 sensitizer, 252, 256-258, 265 sensors description, 17, 396 input signals, 17-18 light, 111-112 motion detectors, 112-113 passive infrared (PIR), 112 temperature, 113-114 series circuit, 144-145, 396 servo motor battery, 354 components of, 342 connecting to Board of Education,
352-354 modifying, 343-347 mounting, 347-349 in robot project, 341-349, 357 setting center, 357 shopping for, 342 wheel attachment to, 350 shock. See electrical shock short circuit, 194-196, 396 Signal Clamp switch, oscilloscope, 224-225 signal injector, 367 signal transistor, 85 signals, input, 17-18 silicon semiconductor, 16 silicon-controlled rectifier (SCR), 79 silk screening, 273
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