The Shure Beta 58A® is a high-output supercardioid dynamic vocal microphone designed for professional sound reinforcement and project studio recording. It has become a leading choice among vocalists and touring professionals worldwide. 

The Beta 58A maintains a true supercardioid pattern throughout its frequency range. The Beta 58A has a shaped frequency response that is ideal for close-up vocals. The superb performance of this microphone is not affected by rough handling because of its rugged construction, proven shock mount system, and hardened steel mesh grille.

 

TypeDynamic (moving coil)Frequency Response50 to 16,000 Hz
Polar PatternSupercardioid, rotationally symmetrical about microphone axis, uniform with frequency.Output Level(at 1,000 Hz)Open Circuit Voltage: -51.5 dBV/Pa* (2.6 mV)*1 Pa = 94 dB SPLImpedanceRated impedance is 150 ohms (290 ohms actual) for connection to microphone inputs rated low Z Phasing.Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3.