While the cardioid polar pattern is undoubtedly the most often used in live sound applications (after all, the ubiquitous Shure SM57 and SM58Â® microphones are both cardioid types), thereâs a case to be made for models that, with the flip of a switch (or the changing of a head) offer directionality options.
Sun Belt. or. southern tier of the United States, focused on Florida, Texas, Arizona, and California, and extending as far north as Virginia. The term gained wide use in the 1970s, when the economic and political impact of the nation's overall shift in population to the south and west became conspicuous.
Sunbelt and Rustbelt. Edit 0 2 â¦. The terms Sun Belt and Rust Belt are used to informally define regions of the United States. Similar informal terms for regions of the United States could be the Corn Belt which consists of the Midwestern States full of corn. The Rust Belt area is a region that consists of areas in the Midwestern and Northeastern United States.