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Assistance Radiodetection
Base de Connaissances
Locating Buried Utilities
The theory of buried cable and pipe location
The theory of buried cable and pipe location
Traductions à suivre
Different Locating Techniques
Advantages of Electromagnetic Location
The Signal, AC or DC?
Electromagnetic Induction
Capacitance Effects
Ground conductivity
Effects of AC Frequency
Practical Implications of Capacitance, Ground Conductivity and AC Frequency
Passive and Active Signals
Passive and Active Location
Electrical Power Frequencies
Radio Frequencies
Direct Connection
Induction
Clamping a Signal to a Line
Choice of Frequency for Active Location
Tracing Non-Metallic Pipes
Detection and Location of Signal Sources
Horizontal Antenna
Vertical antenna
Sonde signal characteristics
The twin aerial antenna and depth estimation
CM Current Measurement
CD Current Direction
How far can a transmitter signal be traced?
Accuracy of electromagnetic location technology and Radiodetection locators
Cable Fault-Finding