1. The Video Switcher Basic Video Switching and Effects Basic Switcher Layout and Functions Upstream/Downstream Sources

2. Basic Video Switching Theory Route multiple sources together Switch from one source to another Integrate multiple sources into one picture Preview upcoming shots before on live

3. Basic Video Effect Cut- picture immediately replaced Dissolve- gradually replaced Wipe- replaced in a pre-selected pattern Key- cutting out a portion of picture Luminance Key Chroma Key

4. Switcher Design and Function A- Source Busses (a/b) B- Program Light C- T-Bar D- Auto Transition E- Effect Selector F- Mix Patterns G- Positioner H- Matte Generator

5. Upstream and Downstream On Air

6. Upstream and Downstream On Air

7. Upstream and Downstream On Air

8. Upstream and Downstream On Air