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Tech Talk
A how-to video series of technical tutorials on electrical theory, basics, and proper installation/testing techniques.
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EC&M Tech Talk — Bonding for Safety
May 1, 2024
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EC&M Tech Talk — Motor Installation
April 1, 2024
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EC&M Tech Talk — Energy Storage Systems
March 1, 2024
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EC&M Tech Talk — The Practical Side of NEC Terms and Definitions
Feb. 1, 2024
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EC&M Tech Talk — Rules for Measuring Earth Resistance
Jan. 3, 2024
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EC&M Tech Talk Video — Changes to the 2024 NFPA 70E
Dec. 1, 2023
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EC&M Tech Talk Video — OSHA Regulations for Electrical Construction
Nov. 1, 2023
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EC&M Tech Talk Video — Requirements for Electrical Connections
Oct. 1, 2023
Learn more about NEC Sec. 110.14 requirements in Episode 31.
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EC&M Tech Talk Video — NEC Definition of “Professional and Skillful Manner“
Sept. 1, 2023
In Episode 30, Randy Barnett covers a definition change found in Sec. 110.12 of the 2023 edition of the NEC.
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EC&M Tech Talk Video — Transformer Requirements in the NEC and Beyond
Aug. 1, 2023
In Episode 29, Randy Barnett covers various code requirements for transformers.
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EC&M Tech Talk Video — Insulation Resistance Testing
June 1, 2023
In Episode 27, Randy Barnett reviews the purpose and methods used for measuring the quality of electrical insulation on conductors and equipment.
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EC&M Tech Talk Video — Medium-Voltage Conductors and Cable
May 1, 2023
In Episode 26, Randy Barnett covers NEC Art. 315 requirements.
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EC&M Tech Talk Video — New Requirements in the 2023 NFPA 70B
April 14, 2023
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EC&M Tech Talk Video — Code Requirements for Disconnecting Means
March 1, 2023
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EC&M Tech Talk Video — Generators: Requirements for Emergency & Standby Power
Feb. 1, 2023
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EC&M Tech Talk Video — Barriers, Boundaries, and Barricades
Jan. 9, 2023
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EC&M Tech Talk Video — Clearing Up Confusion Around Ground Wires
Dec. 1, 2022
In Episode 21, Randy clears up some of the confusion regarding grounded conductors, grounding electrode conductors, neutrals, and equipment grounding conductors.
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EC&M Tech Talk Video — Changes to the 2023 National Electrical Code
Nov. 1, 2022
In Episode 20, Randy Barnett highlights what changes are coming this new edition of the Code.
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EC&M Tech Talk Video — Electrical Theory & Practical Tips for Applying the NEC
Oct. 11, 2022
In this video (Episode 19), Randy Barnett takes a typically dry topic — electrical theory — and reviews the basics that benefit workers in the field.
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EC&M Tech Talk Video — EV Opportunities, Installation, and Maintenance
Sept. 2, 2022
In this video (Episode 18), Randy Barnett discusses EV transfer systems.
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