Shure Beta 53 Mode D'emploi page 7

SPECIFICATIONS
(measured with a standard test circuit, see Figure 9 on page 33).
+20
+10
0
–10
–20
–40
20
Type
Condenser (electret bias)
Frequency Response
20 to 20,000 Hz (see Figure 8)
Polar Pattern
Omnidirectional
Recommended Minimum
Input Impedance
20 kW
Output Level
Open Circuit Voltage
-55 dBV/Pa
1 Pascal = 94 dB SPL
Maximum Sound Pressure Level
143 dB at 1% THD/1 kW load
Dynamic Range
103 dB
Output Noise
(equivalent SPL, A-weighted)
40 dB typical; 43 dB maximum
Signal-to-Noise Ratio
54 dB at 94 dB SPL
ENGLISH
50 100 200
FREQUENCY IN Hz
High Boost Equalization Cap
Mild Boost Equalization Cap
TYPICAL FREQUENCY RESPONSE
FIGURE 8
500 1,000 2,000
Current Drain
60–130 mA
Polarity
Positive pressure on the diaphragm
produces a positive voltage at pin 3
relative to pin 1 at the output connec-
tor of the microphone.
Power Requirements
+5 Vdc on pin 2, return on pin 1
(ground)
Environmental Conditions
Operating Temperatures:
_
-18 to 57
Storage Temperatures:
_
-29 to 74
Humidity: 0 to 95%
Cable
1.5 m (5 ft), small-diameter, shield-
ed, with connector (Switchcraft type
TA4F), or 3 m (10 ft.) small-diameter,
shielded, no connector.
Net Weight
35.35 g (1.25 oz.) with cable and
TA4F connector.
7
5,000 10,000 20,000
_ _ _
C (0 to 135 F)
_ _
C (-20 to 165
_
F)