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.
Black Belt (region of Alabama) The Black Belt is a region of the U.S. state of Alabama. The term originally referred to the region's rich, black topsoil, much of it in the soil order Vertisols. The term took on an additional meaning in the 19th century, when the region was developed for cotton plantation agriculture, in which the workers were African- American slaves.