Microphones, Speakers and Echo Cancellation. Dr. Brian K. Shepard Coordinator of Music Technology Programs University of Oklahoma School of Music. Microphone Types. Dynamic - rugged, warm sounding, requires higher sound levels
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Dr. Brian K. Shepard
Coordinator of Music Technology Programs
University of Oklahoma School of Music
The Omnidirectional Microphone hears in a 360º sphere
around the diaphragm.
The “Figure-8” or Bidirectional Microphone hears in
front of and behind the diaphragm.
The Cardioid Pattern Microphone hears predominantly
in front of the diaphragm
The Supercardioid Pattern Microphone hears mostly in
front of the diaphragm, but has a small rear pickup lobe.
The Hypercardioid Pattern Microphone hears mostly in front of the diaphragm, but with a larger rear lobe and very little side pickup.
Because the Boundary Microphone is placed on a flat surface, it hears above and beside the diaphragm in a half-spherical pattern.
Non-Reflective Surface behind the Performer
behind, and off-axis
to the Microphones
placed close to the