What equipment allows the AV team to change video inputs seamlessly during a broadcast?

The seamless switcher is a specialized piece of equipment used in video production that enables the audio-visual team to switch between different video sources without interruptions or noticeable transitions. This capability is crucial during live broadcasts where maintaining a continuous flow is essential for viewer engagement and maintaining the professional quality of the production.

A seamless switcher facilitates various video inputs—from cameras to graphic feeds—and allows for smooth transitions between these sources. This is achieved through features such as fade, cut, or wipe transitions that can be executed with precision. The technology behind seamless switchers often employs advanced processing to ensure that signal changes are instantaneous and devoid of lag or disruption, which could detract from the viewing experience.

In contrast, other equipment, like an audio mixer, primarily manages sound levels and effects rather than handling video input changes. A light tree supports lighting arrangements and does not interact directly with video feeds. A truss provides structural support for lighting or sound equipment but is unrelated to video switching. Thus, the seamless switcher is the correct answer for the specific function of changing video inputs seamlessly during a broadcast.