![](/html/41/4128/412830ad5ba706a399e2959e863ef1a47af957daed8ac2ad1b92593b198a685c/bg1.png)
MODEL SM57
UNIDIRECTIONAL DYNAMIC MICROPHONE
OVERVIEW
The Shure SM57 unidirectional dynamic microphone is exceptional for musical instrument pickup or for vocals. With its bright,
clean sound and carefully contoured presence rise, the SM57 is
ideal for live sound reinforcement and recording. It has an extremely effective cardioid pickup pattern which isolates the main
Model SM57 Dynamic Microphone
Specification Sheet
sound source while minimizing background noise. In the studio,
it is excellent for r ecording drums, g uitar , and w oodwinds. For musical instruments or vocals, the SM57 is a consistent choice of
professional performers.
FEATURES
S Frequency response tailored for drums, guitars, and vocals
S Uniform cardioid pickup pattern isolates the main sound
source while reducing background noise
S Pneumatic shock-mount system cuts down handling noise
S Extremely durable under the heaviest use
S Supplied break-resistant swivel adapter that rotates 180 °
S Legendary Shure quality, ruggedness, and reliability
![](/html/41/4128/412830ad5ba706a399e2959e863ef1a47af957daed8ac2ad1b92593b198a685c/bg2.png)
MODEL SM57 DYNAMIC MICROPHONE
SPECIFICATIONS
Type
Dynamic
Specification Sheet
Impedance
Rated impedance is 150Ω (310Ω actual) for connection to
microphone inputs rated low impedance.
Frequency Response
40 to 15,000 Hz
TYPICAL FREQUENCY RESPONSE
Polar Pattern
Unidirectional (cardioid), rotationally symmetrical about microphone axis, uniform with frequency.
Polarity
Positive pressure on diaphragm produces positive voltage on
pin 2 with respect to pin 3.
CARTRIDGE
CODED TERMINAL
GREEN
YELLOW
TRANSFORMER
INTERNAL CONNECTIONS
BLUE
RED
1
2
3
BLACK
Connector
Three-pin professional audio connector (male XLR type)
Case
Dark gray, enamel-painted, die-cast steel with a polycarbonate grille and a stainless steel screen.
157 mm
3
(6
/16 in.)
32 mm
1
1
/4 in.)
23 mm
29
(
/32in.)
TYPICAL POLAR PATTERNS
Sensitivity (at 1,000 Hz)
Open Circuit Voltage: –54.5 dBV/Pa* (1.9 mV)
*(1 Pa = 94 dB SPL)
FURNISHED ACCESSORIES
Swivel Adapter A25D. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Bag 26A13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
REPLACEMENT PARTS
Cartridge R57. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Screen and Grille Assembly RPM210. . . . . . . . . . . . . . . . . .
OPTIONAL ACCESSORIES
Windscreen A2WS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Desk Stand S37A, S39A. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Isolation Mount A55M. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Dual Mount A25M, A26M. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Cable (7.6 m [25 ft]) C25E, C25F. . . . . . . . . . . . . . . . . . . . .
DIMENSIONS
Swivel Adapter
Positive-action, break-resistant, adjustable through 180°,
with standard
5
/8 in.-27 thread
Net Weight (without cable)
284 grams (10 oz)
2