An active electronically scanned array (AESA) is a type of phasedarray antenna, which is a computer-controlled antenna array in which the beam of radio
wave tube) and/or receiver. The largest use of phasedarrays is in radars[citation needed]. Most phasedarray radars in the world are PESA[citation needed]
Phasedarray ultrasonics (PA) is an advanced method of ultrasonic testing that has applications in medical imaging and industrial nondestructive testing
Phased-array optics is the technology of controlling the phase and amplitude of light waves transmitting, reflecting, or captured (received) by a two-dimensional