John Yoon, PE, LEED AP, McGuire Engineers Inc., Chicago

John Yoon, PE, LEED AP

John Yoon, PE, LEED AP, leads the electrical design practice at McGuire Engineers. He is a member of the Consulting-Specifying Engineer editorial advisory board.

latest from John Yoon, PE, LEED AP

This image illustrates the additional junction box depth required to accommodate the fire alarm notification appliance speaker cone, which won’t fit in a typical 2.125-inch deep junction box. Courtesy: McGuire Engineers

Fire and Life Safety

Alarm fatigue and life safety: improving fire notification

Figure 4: Electrification is an integral part of decarbonization efforts. Robust electrical distribution equipment such as this low-voltage switchgear helps ensure that those systems are resilient. Courtesy: McGuire Engineers

Other Building Types

Decarbonization: How we got here and where we’re going

Lighting and Lighting Controls

How to keep smart lighting from being stupid

Power Generation

Five more reasons generators fail when you need them the most

Electrical and Power

Electrical distribution systems: Fuses versus circuit breakers

Power Generation

Five reasons emergency generators fail when you need them

Electrical and Power

How to specify metal-clad cable and busways

Electrical and Power

Commercial wiring methods: Back to basics

Codes and Standards

NEC changes enhance resiliency

Lean Maintenance

Emerging wireless lighting control standards

Electrical and Power

NFPA 110-2019 concepts and changes

Fire and Life Safety

Visual perception and its impact on emergency illumination design