■ INDEX
Sandwich robot, 61
anatomy, 73
blue masking tape, 63–64
broken lines, 64
centering on line, 69
components of
brains, 71
brighter-side indicators, 70
common 4-40 round slotted machine
screw, 74
electrical connections, 75
front-mounted sensors and headlights, 68
LEGO wheels, 72
line-following switch, 67
motors, 71
overhead view, 67
PCB parts bundle, 75
power source and power switch, 68
Ziploc brand square 2.5 cup container, 74
crossing lines, 64
curves in, 64
functionality
calibration mode, 399
drive smoothly, 400
light lines/dark lines, 400
power saver, 400
future aspects, 402
indoor and outdoor driving, 62
line width deinition, 62
lithium battery, 395
schematic representation, 396
sensor balancing, 69
sensor circuits, 393
comparator, 395
drive straight, 394
resistance, 394
resistors, 395
sharp turns, 64
shrinking costs, 400
saving, 401
spending, 402
shrinking packages
light-sensitive region, 399
PCB pads, 399
phototransistors, 398
soldered boards, 397
splits in, 64
surface materials, 62
tape lines, 63
tiny palm-sized robot, 65
Wavy, predecessor of, 73
wide-head marker pens, 63
Schottky barrier diodes, 259
Schottky diodes, 9Seattle Robotics Society Robothon, 425
Sensors
balancing, 69
distance and object sensors, 415
object detection, 414
temperature sensors, 413
tilt sensor, 412
touch sensors, 413
Servo motors, 418–419
Sharp GP2D02 infrared ranger, 415
Shorter-length spacers, 366
Shorting blocks, 411
Single pole, double throw (SPDT), 162
Single pulse width measurement multimeter, 39
Slug squisher robot, 423
Soft power switches, 410
Solar power
BEAM robots, 409
panels, 408
Solar-powered robots, 6
Soldering, 305. See also Switches and motors
center terminals, 322
deinition, 297
desoldering bulb, 303
desoldering pumps, 303
diagonal cross over, 323
diagonal side terminals, 322
electrical solder wire, 297
electricity lows, 323
experiences, 309
lux, 298
gaining experience, 327
helping hand tool, 302
iron, 299, 308
motors, 306
power switch, 326
sponges, 301
stand, 301
steps, 323
transistor outputs, 324
tube LED circuit, 324
working principles, 304
Solderless breadboard, 139, 159
binding posts, 146
banana plugs, 147
plastic caps, 147
breadboards, 147
center gap, 143
check voltages, 167
5-position group, 141
insulated wires, 149
jumper wires, 150, 165
cutting and bending, 154
electrical pliers, 155