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Publisher's Note: Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product.
David B. Weems is an acknowledged expert in speaker systems and speaker enclosures. He has written several books, including all four editions of Designing, Building, and Testing Your Own Speaker Systemswith Projects and the first edition of this volume. Weems also has contributed numerous articles on speaker systems to such widely read electronics publications as Audio, High Fidelity, Popular Electronics, Radio Electronics, and Speaker Builder. G. R. Koonce is a member of the Audio Engineering Society and contributes many articles to Speaker Builder magazine.
Inhaltsangabe
Introduction 1 How a Speaker Works Parts of a Speaker Frequency Response Transient Response Dispersion Cone Resonance Compliance Damping Impedance Efficiency Power Rating Speaker Polarity Kinds of Drivers 2 Kinds of Speaker Enclosures Functions of Enclosures Types of Enclosures Which Enclosure is Best? 3 Speaker-Box Construction Desirable Enclosure Characteristics Enclosure Shape Speaker Placement Some Recent Trends in Enclosure Design Materials Extra Wall Treatment Construction Rules Finishing Your Speakers More Box-Construction Hints 4 Closed-Box Speaker Systems Closed-Box Basics How to Fit Box Volume to Speaker Closed-Box Summary 5 Ported-Box Speaker Systems Kinds of Ported Enclosures How Tuning Affects Response How Box Volume Affects Response Thiele Ported-Box Design Obtaining the Box and Port Dimensions Fine Tuning by Ear The Boom-Box Alignment The Double-Chamber Reflex How to Design a Double-Chamber Reflex Band-Pass Systems 6 Crossover Networks Kinds of Crossover Networks How to Choose Crossover Frequencies to Match Drivers How to Make a Choke Coil L-Pads Real World Crossovers Where to Put a Crossover Impedance Equalizers Contour Networks and Notch Filters Resonant-Peak Filters Crossover Networks and Piezoelectric Tweeters 7 Fun with a Computer Program Short Computer Programs LDP Programs for Driver Tests Programs for Box Design Programs for Box Tests Programs for Network Design Programs for Speaker Directivity 8 How to Choose and Use Your Speakers Choosing a Speaker Using Your Speakers Kind of Wire Terminals How to Solder Your Listening Room Ideal Speaker Placement Balancing Your Speakers Protecting Your Speakers Extension Speakers 9 Testing Your Speakers Listening Tests Critical Listening Tests with a Sound-Level Meter Frequency Correction with an Equalizer Polarity Tests Damping Test Using Test Equipment Impedance Free-Air Resonance Driver Q Tests for Vvs Box Tests Notch Filter Test 10 Projects Project 1: A simple mini-speaker Project 2: A low-cost closed-box speaker system Project 3: A ported-box mini-speaker Project 4: A ported-box compact speaker Appendices A Useful Formulas Electrical Units Used in Speaker Circuits Ohm's Law for Speakers Reactance and Resonance Conversion Factors for Speaker Compliance Speaker Formulas for Constant-Voltage Sound-Distribution Systems Choosing Impedance-Matching Transformers Useful Speaker-Design Formulas and Procedures B Wire Data for Homemade Coils C Computer Programs D Mail-Order Houses Glossary Index About the Author
Introduction 1 How a Speaker Works Parts of a Speaker Frequency Response Transient Response Dispersion Cone Resonance Compliance Damping Impedance Efficiency Power Rating Speaker Polarity Kinds of Drivers 2 Kinds of Speaker Enclosures Functions of Enclosures Types of Enclosures Which Enclosure is Best? 3 Speaker-Box Construction Desirable Enclosure Characteristics Enclosure Shape Speaker Placement Some Recent Trends in Enclosure Design Materials Extra Wall Treatment Construction Rules Finishing Your Speakers More Box-Construction Hints 4 Closed-Box Speaker Systems Closed-Box Basics How to Fit Box Volume to Speaker Closed-Box Summary 5 Ported-Box Speaker Systems Kinds of Ported Enclosures How Tuning Affects Response How Box Volume Affects Response Thiele Ported-Box Design Obtaining the Box and Port Dimensions Fine Tuning by Ear The Boom-Box Alignment The Double-Chamber Reflex How to Design a Double-Chamber Reflex Band-Pass Systems 6 Crossover Networks Kinds of Crossover Networks How to Choose Crossover Frequencies to Match Drivers How to Make a Choke Coil L-Pads Real World Crossovers Where to Put a Crossover Impedance Equalizers Contour Networks and Notch Filters Resonant-Peak Filters Crossover Networks and Piezoelectric Tweeters 7 Fun with a Computer Program Short Computer Programs LDP Programs for Driver Tests Programs for Box Design Programs for Box Tests Programs for Network Design Programs for Speaker Directivity 8 How to Choose and Use Your Speakers Choosing a Speaker Using Your Speakers Kind of Wire Terminals How to Solder Your Listening Room Ideal Speaker Placement Balancing Your Speakers Protecting Your Speakers Extension Speakers 9 Testing Your Speakers Listening Tests Critical Listening Tests with a Sound-Level Meter Frequency Correction with an Equalizer Polarity Tests Damping Test Using Test Equipment Impedance Free-Air Resonance Driver Q Tests for Vvs Box Tests Notch Filter Test 10 Projects Project 1: A simple mini-speaker Project 2: A low-cost closed-box speaker system Project 3: A ported-box mini-speaker Project 4: A ported-box compact speaker Appendices A Useful Formulas Electrical Units Used in Speaker Circuits Ohm's Law for Speakers Reactance and Resonance Conversion Factors for Speaker Compliance Speaker Formulas for Constant-Voltage Sound-Distribution Systems Choosing Impedance-Matching Transformers Useful Speaker-Design Formulas and Procedures B Wire Data for Homemade Coils C Computer Programs D Mail-Order Houses Glossary Index About the Author
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