Join Bill Gibson for an in-depth discussion in this video Polar graphs and sensitivity, part of Microphone Techniques: Essentials.
- [Instructor] The polar response graph is an essential tool … for evaluating a microphone. … It shows us a visual image … of the directionality of the microphone. … If we look up here at zero degrees, … that's the front of the microphone. … That's the part you normally talk into. … 180 degrees is the back of the microphone, … the part of the microphone that points away from the source. … Not all microphones hear in the same polar pattern. … When we consider the polar pattern, … there are a couple terms that we need to understand. … One of those terms is on axis. … When a source is on axis to a microphone, … that means that the source is in front of the microphone … or that the microphone's pointing at the source. … In a polar response graph, zero degrees is on axis. … If we consider a microphone like the Shure SM57 … in this polar graph, … zero degrees is on axis to the SM57 capsule. … When we look at the back of the microphone, … that's the part of a Shure 57 that doesn't hear as well, …
- Wireless mics
- Handling noise
- Operating principles
- Shaping the pickup pattern
- Operating condenser
- Using high-pass filters
- Evaluating mics and mic specs
Skill Level Beginner
Video Production: Location Audio Recordingwith Anthony Q. Artis1h 23m Intermediate
Pro Tools: Audio for Film and Videowith Scott Hirsch5h 9m Intermediate
1. Microphone Fundamentals
2. Operating Principles
3. Understanding Mic Specs
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