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Dynamic Range
at 1kHz
BETA 53
WBH53
Self Noise
equivalent SPL, A-weighted, typical
42.5 dB
Power Requirements
BETA 53
WBH53
Polarity
BETA 53
Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3
WBH53
Positive pressure on diaphragm produces positive voltage on pin 3 with respect to pin 1
Weight
BETA 53
WBH53
Cable
1.5Meters (5Feet)
[1]
1 Pa=94 dB SPL
[2]
THD of microphone preamplifier when applied input signal level is equivalent to cartridge output at specified SPL
[3]
S/N ratio is the difference between 94 dB SPL and equivalent SPL of self-noise, A-weighted
BETA 54 / WBH54 / RPM627
Type
Electret Condenser
Frequency Response
50 to 20,000 Hz
Polar Pattern
Supercardioid
Output Impedance (RPM627)
160 Ω
Sensitivity
at 1kHz,open circuit voltage
BETA 54
11–52 V DC phantom power
+5 V DC
135 g(4.75 oz.)
35 g(1.25 oz.)
-56.0 dBV/Pa(2.51 mV)
96.9 dB
108 dB
[4]
, 2 mA
[1]
Shure Incorporated
10/17
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