Edco Technical Bulletins

• Edco Technical Bulletin 1090The Ground Window Concept
• Edco Technical Bulletin 2015Installation of the PC642 Series
• Edco Technical Bulletin 20194TSP/ESP Series Secondary Protectors (UL497A)
• Edco Technical Bulletin 10590COHP(FS) Primary Protectors (UL497)
• Edco Technical Bulletin 13090COHP; COHP(FS) Isolated Loop Protectors(UL497B)
• Edco Technical Bulletin 2016 Protecting Multi Drop Data and Control Systems
• Edco Technical Bulletin 2017Protecting School Intercom Systems
• Edco Technical Bulletin 2018Protecting Fire and Security Systems
  

• PolyPhaser Applications Guide
• APPENDIX A PART 1 Grounding Overview
• APPENDIX A PART 2 Lightning Protection Information
• APPENDIX B Technical Formulas
• APPENDIX C PART 1 Standard Connectors
• APPENDIX C PART 2 Definition of Terms
• APPENDIX D PART 1 UNI-KIT Installation
• APPENDIX D PART 2 pH Soil Test Kit Instructions
  
• AC Retrofit - How to make a single point ground when the ac power breaker panel is mounted away from the coax cable
• Backfill Grounding
• Cathodic Lightning Protection System
• Protecting Remotely Mounted CCTV from Lightning
• Causes and Cures of Passive Intermodulation
• About Copper Ground Rods
• Radio Tower Corrosion Protection
• Joining dissimilar metals and noble metal table
• Placement of GPS and protecting antenna from lightning surges
• About Halo Grounds
• Ham Radio Lightning and TVSS Surge Protection Techniques
• Insulated Support Structures for Antennas - Surge Protection Series
• Surge protection for multiple input-output ports
• Problems with surge protection of Local Area Networks (LANs)
• Shielding for Lightning Magnetic Fields
• Grounding Rooftop Antenna Installations
• Cumulative Surge Damage
• Tower Down Conductors
• Ufer and Tower Grounding

• TII - Gas Tube Information
• TII - Gas Tube Definitions