PREVIEW VERSION

CopRadar.com

Police Traffic Radar Handbook Web Site
A Comprehensive Guide to Speed Measuring Systems

Donald S. Sawicki

© Copyright 1999-2008, All Rights Reserved.
subsidiary of Sawicki Enterprises

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Contents

SITE MAP

List of Calculators, Figures, Tables
Preface

Chapter 1 -- RADAR / SPEED MEASURING SYSTEMS
1.1 -- Police Traffic Radar
1.2 -- Other Speed Measuring Systems
1.2 -- Sample Calculations: Compute Errors
1.3 -- Vehicle Radar
1.4 -- Sports Radar

Chapter 2 -- THEORY (microwave radar)
2.1 -- The Doppler Principle
2.2 -- Radar Cross Section (target reflectivity)
2.2 -- Sample Calculations: Target Echoes Equal ---- Distant Echo Greater than Close Echo

Chapter 3 -- RADAR HARDWARE (microwave radar)
3.1 -- The Basic Radar Gun
3.2 -- Radar Specifications
3.3 -- Manufacturers

Chapter 4 -- THE COSINE EFFECT (ERROR) (microwave and laser radar)
4.1 -- Cosine Error Geometry
4.2 -- Cosine Effect on Measured Speed
4.2 -- Sample Calculations: Range vs Speed Error ---- Minimum Range ---- Stationary Radar/Ladar Simulator
4.3 -- Cosine Effect on Moving Radar (Microwave Radar Only)
4.3 -- Sample Calculations: Range vs Speed Error ---- Minimum Range ---- Moving Radar Simulator
4.4 -- Cosine Effect on Across the Road Radar (Microwave Radar Only)
4.4 -- Sample Calculation: Target Time in Beam
4.5 -- Targets on a Curve
4.5 -- Sample Calculation: Velocity and Acceleration Relative to Radar

Chapter 5 -- LIMITATIONS AND PROBLEMS WITH RADAR (microwave radar)
5.1 -- NHTSA 1980 Tests
5.2 -- Test / Calibration Before / After Use
5.2 -- Sample Calculations: Speed Error Due to Frequency Error ---- 34.7 GHz (Ka band) Tuning Fork
5.3 -- Beam / Antenna Limitations
5.3 -- Sample Calculation: Beam Spread
5.4 -- Operational Problems
5.5 -- Interference
5.6 -- Other Situations

Chapter 6 -- LASER RADAR (LADAR or LIDAR)
6.1 -- Introduction to Laser Radar
6.2 -- Light Spectrum
6.3 -- Laser Radar Operation
6.3 -- Sample Calculation: Beam Spread
6.4 -- Laser Radar Aiming / Alignment
6.4 -- Sample Calculation: Laser Aim Error
6.5 -- Operational Problems with Laser Radars
6.6 -- Laser Radar Speed Error -- due to range errors
6.7 -- Laser Radar Specifications

Chapter 7 -- BEFORE / AFTER AN ENCOUNTER WITH RADAR / LADAR
7.1 -- Countermeasures
7.2 -- The Courtroom

Chapter 8 -- RADIO FREQUENCY (RF) TOPICS
8.1 -- RF Biological Effects
8.2 -- RF Radiation Standards
8.3 -- Traffic Radar Power Densities

Appendix A -- Frequency Spectrum
Appendix B -- Electromagnetic Waves
Appendix C -- Doppler Equations
Appendix D -- Radar Range Equations
Appendix E -- Radar Technical Details
Appendix F -- Ladar Technical Details

Compare Traffic Signals
Police 10 Codes
Coordinated Universal Time (UTC)
Constants / Conversions / Abbreviations
Additional Reading / Sources
Links to other Sites

INDEX -- Keyword(s) SEARCH ENGINE

About the Author