With these transducers, a sector (wedge-shaped or "slice of pie") image is produced. At the top, the sector is very narrow and tapers to a point.
a. Linear switched (also called linear sequential) array transducer
b. Linear phased array transducer
c. Mechanical transducer
d. Annular phased array transducer
e. Convex or curvilinear array transducerF. Vector array transducer