Audio Systems Technology Level I Handbook for Installers and Engineers Book

	Preface
	How to Use This Book	1
	Acknowledgments	2
Chapter 1	Communications	3
	Basic Communications Skills	5
	Introduction	5
	Words Often Misspelled	6
	Words and Expressions Commonly Misused	7
	Elementary Rules of Usage	15
	Other References	24
	Basic Plans and Specifications	25
	Introduction	25
	How are Plans and Specifications Prepared?	26
	An Architect Does Not Have an Easy Task	28
	Divisions of the Plans and Specifications	30
	Plan Scaling	31
	Elements of a Specification	36
	Specification Sections	36
	Questions	37
Chapter 2	Technical Fundamentals	39
	Basic Mathematics	42
	Introduction	42
	Simple Arithmetic	43
	Common Fractions	43
	Fractions and Decimal Fractions	43
	Operations With Fractions	44
	Questions	46
	Percentages	47
	Questions	48
	Measurements	49
	Questions	49
	Exponents and Radicals	50
	Questions	52
	Scientific Notation	53
	Questions	54
	Ratio and Proportion	55
	Questions	56
	Area and Volume	57
	Questions	58
	Basic Physical Science	59
	Introduction	59
	The Physical Quantities	60
	Mechanics	65
	Questions	68
	Acceleration	69
	Questions	69
	Energy	70
	Properties of Sound	75
	Properties of Light	83
	The Properties of Electricity and Magnetism	87
	Questions	104
	DC Circuits	105
	Sources of DC Current	105
	The Property of Resistance	107
	Direct Current (DC) Calculations	109
	Resistors in Series	111
	Questions	112
	Voltage Dividers	113
	Questions	115
	Resistors in Parallel	115
	Questions	118
	Resistors in Series/Parallel Networks	119
	Questions	119
	Resistance and Wire Size	119
	Questions	123
	Measurements in DC Circuits	124
Chapter 3	System Elements	131
	Electronic Components	134
	Introduction	134
	Resistors	136
	Capacitors	140
	Inductors	146
	Questions	148
	Basic Switches and Connectors	149
	Introduction	149
	The Evolution of Switches	149
	Types of Switches	153
	Relays	156
	Call-In Switches	158
	Audio Connectors	159
	RF and Antenna Connectors	163
	Telephone Jacks	167
	Questions	168
	Shop Assembly	169
	Introduction	169
	Shop Assembly of Loudspeakers	170
	Electronic Equipment Rack and Panel Assembly	173
	Fabricating the Equipment Rack	177
	Wiring the Equipment Rack	179
	Equipment Terminations	181
	Soldering Techniques	184
	Tools	185
	Basic Wiring	186
	Introduction	186
	Types of Wire and Cable	188
	Cable Installation Procedures	190
	Physical Installation of Wire and Cable	191
	Equipment	194
	Conduit Fill	196
	Ambient Temperature	198
	Cable Connections	199
Chapter 4	System Components	201
	Flush and Surface-Mounted Loudspeakers	203
	Introduction	203
	Ceiling and Wall Building Materials	203
	Ceiling-Mounted Loudspeakers	206
	Surface-Mounted Loudspeakers	212
	Wall-Mounted Loudspeakers	213
	Basic Microphones	215
	Introduction	215
	Microphone Types	217
	Microphone Patterns	221
	Microphone Impedances	223
	Microphone Cable Wiring	225
	Microphone Physical Characteristics	226
	Phantom Power	229
	Questions	231
Chapter 5	First Aid and Safety	233
	Basic Individual Safety	235
	Introduction	235
	Strains	235
	Watch Where You're Going	236
	Dress for Safety	236
	Use the Proper Tool for the Job	236
	Ladders and Scaffolding	237
	Power Tools	238
	Powder-Actuated Tools	239
	OSHA Standards	240
	Additional Regulations	241
	First Aid Procedures	241
	Introduction	241
	Shock	241
	Heart Attack	242
	Simple Fainting	243
	Fractures and Sprains	243
	Burns	244
	Heat Exhaustion	246
	Heat Stroke	246
	Wounds	247
	Stoppage of Breathing	247
	Foreign Body	248
	Poisoning	249
	First Aid Kits	250
	Company Safety Officer	251
	Personal Protective Equipment	251
	Introduction	251
	Personal Safety	252
	Eye Protection	252
	Hearing Protection	253
	Foot Protection	255
	Hand Protection	256
	Questions	257
Appendix A	Answers to Chapter Questions	259
Chapter 1	Communications	259
Chapter 2	Technical Fundamentals	259
	Operation with Fractions	259
	Percentages	260
	Measurements	260
	Exponents and Radicals	261
	Scientific Notation	261
	Ratio and Proportion	261
	Area and Volume	261
	Basic Physical Science	261
	Mechanics	261
	Acceleration	262
	Properties of Electricity and Magnetism	262
	DC Circuits	263
	Resistors In Series	263
	Voltage Dividers	263
	Resistors in Parallel	264
	Resistors in Series/Parallel Networks	264
	Resistance and Wire Size	264
Chapter 3	System Elements	265
	Electronic Components	265
	Basic Switches and Connectors	265
Chapter 4	System Components	266
Chapter 5	First Aid and Safety	267
Appendix B	The Nicet Audio Certification Program	269
	Levels, Work Elements and Requirements	269
	Applying and Preparing for Testing	271
	A Personal Study/Review Program	271
	Test-Taking Strategies	274
	Moving Up: Strategies for Subsequent Tests	275
	Costs of Certification	275
	Recertification	276
	Being Certified: Promote It	276
	Index	279