Shure Beta 57A Specification Sheet

Product Speciﬁcations

Beta® 57A Supercardioid Dynamic Instrument Microphone

Overview

The Shure Beta 57A is a precision-engineered dynamic microphone designed for professional live sound reinforcement and studio recording. A tight supercardioid pattern delivers high gain before feedback and maximum isolation from other sound sources, with minimum off-axis tone coloration.

Features

• Premier live performance microphone with Shure quality, ruggedness, and reliability

• Uniform supercardioid pick-up pattern for maximum gain before feedback and superior rejection of off-axis sound

• Tailored frequency response specifically shaped for guitars, drums and vocals

• Neodymium magnet for greater sensitivity and higher output

• Advanced pneumatic shock mount system that minimizes transmission of mechanical noise and vibration

• Dent-resistant steel mesh grille and enamel coated die-cast metal construction resist wear and abuse

Available Models

Beta 57A Supercardioid Dynamic Instrument Microphone with High-output Neodymium Element

Specifications

Cartridge Type Dynamic (moving coil)

Frequency Response 50 to 16,000 Hz

Polar Pattern Supercardioid

Output Impedance 150 Ω

Sensitivity (at 1kHz, open circuit voltage)

Weight Net: 0.275 kg (0.6 lbs)

Connector Three-pin professional audio (XLR), male

−51 dBV/Pa (2.8 mV) 1 Pascal=94 dB SPL

Beta 57A

Accessories and Replacement Parts

RK320 Replacement grille R174 Replacement cartridge

A57AWS Locking microphone windscreen A25D Microphone clip

Polar Pattern

250 Hz 500 Hz 1000 Hz

2500 Hz 6300 Hz 10000 Hz

Frequency Response

+20

+10

3 mm

(1/8 in.)

25 mm

(1 in.)

51 mm

(2 in.)

–10

0.6 mm (2 ft.)

–20

20 50 100 1000 10000 20000

98765432 98765432