As public TV engineering leaders navigate their stations through the post-auction channel restructuring and the looming transition to ATSC 3.0, they’ll be re-evaluating the future of their master ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. TVOntario in Toronto uses Leitch’s Opus master control switcher to operate two broadcast networks ...

This chapter covers representative general-purpose relays used in the control circuits of most industrial, commercial, and consumer products. Relay names and terminology are in accordance with ...

Over the years, control relays of various types have been used by the hundreds — even thousands — to control nearly every function in commercial and industrial processes. Today, many of those ...

This file type includes high resolution graphics and schematics when applicable. According to the research firm IHS Inc., about 54 million relays and timers were purchased in 2013, a number projected ...