WHAT IS AN ELECTRONIC MESSAGE CENTER (EMC)?
An electronic message center (EMC) is a sign that is capable of displaying words, symbols, figures or images that can be electronically changed by remote or automatic means.
Download ISA’s published research on Night-time Brightness Level Recommendations for On-Premise Electronic Message Centers.
These videos show examples of various EMC hold times (videos created and provided by Yesco Electronics).
This chart shows differences between EMCs and Billboards, providing a side-by-side comparison and contrast between on-premise and off-premise signs. Each type of sign has very distinct capabilities and purposes, each targets a specific audience and each has traditionally been treated under separate legal and regulatory regimes.
“The literature from ISA comparing a common Las Vegas size sign at 1,500 square feet compared to a normal size sign in most cities at 150 square feet proved to help them better understand that their city would never be like Las Vegas.”
Modern Signs, LLC