Shure Beta 57A

Beta 57A Instrument Microphone.

Type

Dynamic (moving coil)

 

Frequency Response

50 to 16,000 Hz

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NOTE: The curve above shows on-axis response at a distance of 2 feet from a uniform sound source. Your response may vary, depending on microphone position.

 

Polar Pattern

Supercardioid, rotationally symmetrical about microphone axis, uniform with frequency.

 

Output Level (at 1,000 Hz)

Open Circuit Voltage -51 dBV/Pa* (2.8 mV)

*1 Pa = 94 dB SPL

 

Impedance

Rated 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.

 

Connector

Three-pin professional audio connector (male XLR type).

 

Case

Silver blue enamel-painted die cast metal with hardened, matte-finished steel mesh grille.

 

Adjustable Stand Adapter

Slip-in, adjustable through 180 degrees, with standard 5/8″-27 thread.

 

Net Weight

275 grams (9.6 oz)