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General Information
  CCL Overview
  Magnetic Anomalies on CCL Traces
  Selected Casing Collar Locator (CCL) Photographs

CCL Components
  CCL Magnet Trivia
  CCL Coil Trivia
  CCL Magnet Wire Trivia

Hardware
  Downhole CCL Amplifier Notes
  Shooting CCL Surface Amplifiers

Service Equipment
  Magnet Chargers
  Coil Winders, Dereelers, and Tensioners

Service Tips & Tricks
  A Word About O-Rings
  A Word About Tape
  A Word About RTV Silicones
  A Word About Solder
  A Word About Downhole Printed Circuit Board (PCB) Design
  Cleaning Secrets Revealed
    See Also Service Tips

Schematics and Printed Circuit Boards
  Schematics:
    CCL Schematics (pdf files)

  Printed Circuit Boards (PCBs):     PCB Details and Photographs
    CCL Printed Circuit Boards (PCBs)