SERIES & PARALLEL SPEAKER WIRING

BASICS OF WIRING SPEAKERS There are several ways to wire up Speakers, the most common methods are Series and Parallel which are discussed here. It is also quite common to wire Speakers in a Series/Parallel Combination. Wiring up Speakers correctly to provide the best...

Tech Tips – Plenum Equipment Boxes

UL & CSA Most people are usually confused what UL is or what is required to be UL Listed, Approved or Classified. Most assume that UL is a Government Mandated Requirement that Manufactures have to adhere to, which it is not. UL is a Private, Not for Profit...

Protecting Projectors from Vibration Sources

In Projector Installations poor picture quality is often caused by vibrations from an external source, not just HVAC units installed on a roof but can be from foot traffic on an upper level when a Projector is installed on a lower floor. Other types of vibrations are...