Whether you're working on a live broadcast with a virtual set such as a TV news set, a network sports desk, or a weather map, or you simply want to record a high-quality com posited foreground and background to disk, a hardware keyer or compositor is what you need. Many options are available today for most any budget. From the high-end Ultimatte and Grass Valley compositors and keyers to aU-in-one products such as NewTek's TriCaster STUDIO to the very budget-conscious Studio MovieBox, these options give you greater con troland real-time results. I'll only cover a few of the most popular options currently on the market, which I hope will give you an overview of how these products work