Shure BETA57A User Manual

Shure Incorporated
4/7
Application Suggested Microphone Placement Tone Quality
Guitar & Bass Ampli
fiers
2.5 cm (1 in.) from speaker, on-axis with center of speaker
cone.
Sharp attack; emphasized bass.
2.5 cm (1 in.) from speaker, at edge of speaker cone.
Sharp attack; higher frequency
sound.
15 to 30 cm (6 to 12 in.) away from speaker and on-axis
with speaker cone.
Medium attack; full, balanced
sound.
60 to 90 cm (2 to 3 ft.) back from speaker, on-axis with
speaker cone.
Softer attack; reduced bass.
Snare Drum
2.5 to 7.5 cm (1 to 3 in.) above rim of top head of drum. Aim
mic at drum head.
Most“snap”fromdrumstick.
Tom-Toms
One mic on each tom, or between each pair of toms, 2.5 to
7.5 cm (1 to 3 in.) above drum heads. Aim each microphone
attopdrumheads.Ondoubleheadtoms,youcanalsore-
move bottom head and place a mic inside pointing up toward
top drum head.
Medium attack; full, balanced
sound.
Brass & Woodwinds
Brass:30to90cm(1to3ft.)away,on-axiswithbellofin-
strument.
Bright, clear sound.
Woodwinds: 2.5 to 15 cm (1 to 6 in.) away, on-axis with
bell of instrument.
Bright, clear sound.
Bell of instrument 90° off-axis from front of mic. Softer, mellow sound.
Avoiding Pickup of Unwanted Sound Sources
Asupercardioidmicrophonehasthegreatestsoundrejectionatpoints120°towardtherearofthemicrophone.Placethemi-
crophone so that unwanted sound sources, such as monitors and loudspeakers, are at these angles, not directly behind it. To
minimizefeedbackandensureoptimumrejectionofunwantedsound,alwaystestmicrophoneplacementbeforeaperfor-
mance.
Recommended Loudspeaker Locations for Supercardioid Microphones

Shure BETA57A Specifications

General

Type	Dynamic
Frequency Response	50 Hz to 16 kHz
Polar Pattern	Supercardioid
Output Impedance	150 Ohms
Sensitivity	-51 dBV/Pa (2.8 mV)
Connector	XLR
Weight	275 g