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Maximum Input Level
SM58
BETA 58
SM86
BETA 87A
Dimensions
42 x 197 x 163 mm (1.7 x 7.8 x 6.4 in.), H x W x D
Weight
907.2 g (32 oz.) without batteries
Housing
steel
Power Requirements
14 to 18 V DC (Tip positive with respect to ring), 550 mA
Spurious Rejection
>35 dB, typical
Gain Adjustment Range
18 to 42 dBin 1 dB steps
Phantom Power Protection
Yes
Audio Output
Configuration
XLR Output
6.35 mm (1/4") output
Impedance
XLR Output
6.35 mm (1/4") output
Full Scale Output
1/4" (6.35 mm)
XLR
Mic/Line Switch
30 dB pad
146 dB SPL
147 dB SPL
143 dB SPL
147 dB SPL
Balanced
Impedance balanced
100 Ω
100 Ω(50 Ω, Unbalanced)
+12 dBV
LINE setting= +18 dBV, MIC setting= 12
dBV
Shure Incorporated
30/33
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