Locating Instruments - The Video Collection

Locating Instruments - The Video Collection

Thirteen instructor-guided videos with a combined runtime of two hours.

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Locating Instruments - The Video Collection
  • 13. Recognition and Reaction

    This video debunks common locating myths about signal direction and frequency, demonstrating how bleed-off, grounding, metallic connections, and transmitter placement affect signal quality and how systematic adjustments and field analysis improve underground utility locating accuracy.

  • 12. Analyzing Information

    This video covers the fundamentals of utility locating, including transmitter operation, circuit behavior, path of least resistance, and receiver analysis, while demonstrating how signal splits, bleed-off, frequency selection, and field inspection techniques help identify underground utilities ac...

  • 11. Near Myths

    This video debunks common utility locating myths about conductive versus inductive methods, transmitter frequency, power levels, and receiver gain, emphasizing how to analyze current, field shape, and visual endpoints to improve locating accuracy.

  • 10. Receiver Antenna Combinations

    This video explains how to analyze receiver readings using peak, null, electronic null, depth, and current measurements to identify signal interference, recognize changes in underground utility circuits, and improve locating accuracy through proper transmitter adjustments.

  • 9. Null and Peak

    This video explains peak and null locating methods, how receiver readings indicate signal strength and field balance, and how signal bleed-off and interference from nearby metallic objects can distort electromagnetic fields and affect locating accuracy.

  • 8. Current Can't Travel Through Air

    This video explains how receiver milliamp readings are estimated from signal strength and depth, how they relate to transmitter current, and how monitoring changes in depth, peak readings, and signal strength helps identify utility conditions and improve locating accuracy.

  • 7. Depth

    This video explains how to analyze electromagnetic signal shape using peak and null readings, verify field symmetry, and understand how receiver antenna measurements calculate digital depth and influence underground utility locating accuracy.

  • 6. Frequency is Induced Current

    This video explains how line segments, signal splits, transmitter frequency, and the path of least resistance affect utility locating, highlighting how inductive locating and remote couplers can help isolate target cables and improve signal accuracy.

  • 5. Transmitted Flow

    This video explains how transmitter current, circuit resistance, grounding, insulation, and soil conditions affect electromagnetic locating signal strength, and how steady peak readings help determine signal quality and locating accuracy.

  • 4. The Locating Circuit

    This video explains how conductive and inductive locating methods transfer signal onto underground utilities and how grounding, utility insulation, circuit completion, and current flow affect signal strength and locating accuracy.

  • 3. Fields

    This video explains how inductive and conductive locating differ, how induction and signal bleed-off affect underground utility tracing, and why understanding current, field shape, endpoints, and transmitter adjustments is essential for accurate locating.

  • 2. Path of Least Resistance

    This video explores the science of electromagnetic utility locating, explaining signal splits, paths of least resistance, transmitter frequency, signal bleed-off, and constructive and destructive interference that can affect locating accuracy.

  • 1. Current

    This video explains the fundamentals of electromagnetic pipe and cable locating, focusing on current flow, electromagnetic field shape, receiver antenna orientation, and how signal behavior helps identify underground utilities.