Shure WL50 User Manual page 2

SPECIFICATIONS WL50
Condenser (electret bias)
Type
Polar Pattern Omnidirectional
Output Impedance N/A
Recommended Min. Input 20 kW
Impedance
Output Level –45.0 dBV/Pa
(1 Pa=94 dB SPL)
Maximum SPL 133 dB at 1% THD/
20k W load
Frequency Response 20 to 20,000 Hz (see Figure 5)
Dynamic Range 103.0 dB
Output Noise 30 dB typical; 33 dB maximum
(equivalent SPL, A-weighted)
Signal-to-Noise 64 dB at 94 dB SPL
Ratio
Power Requirements +5 Vdc on pin 2, return on pin 1
(ground).
60–130 mA
Current Drain
Polarity—Positive pressure on Pin 3 relative to pin 1 at the output connector of the microphone.
the diaphragm produces a
positive voltage at:
Overvoltage Protection N/A
Cap and Overmold Material Polypropylene
Environmental Conditions Operating Temperatures: –18
Packaged Weight 188 g (6.63 oz.)
Cable and 1.5 m (5 ft.), small-diameter,
Connector shielded, with miniature female
4-pin connector (TA4F type).
WL50X: 3 m (10 ft.)
small-diameter, shielded, with
stripped and tinned leads.
Microphone and Preamp See Figures 2 and 3
Dimensions
Net Weight WL50: 21 g (0.7 oz.) with cable
and connector.
WL50X: 28 g (1.0 oz.) with 3 m
(10 ft.) stripped and tinned
cable.
Certification Eligible to bear CE marking.
:
89/336/EEC. Meets applicable test and performance criteria in European EMC standard EN
55103 (1996) parts 1 and 2, for residential (E1) and light industrial (E2) environments.
1.0 uf
3
1
4
2
100 k
20 k
5 Vdc
STANDARD TEST CIRCUIT
FIGURE 1
Omnidirectional
Cardioid
TYPICAL FREQUENCY RESPONSE
FIGURE 4
{ {
WL50–LO
Condenser (electret bias)
Omnidirectional
N/A
20 kW
–54.0 dBV/Pa
(1 Pa=94 dB SPL)
142 dB at 1% THD/
20k W load
103.0 dB
39 dB typical; 42 dB maximum
55 dB at 94 dB SPL
+5 Vdc on pin 2, return on pin 1
(ground).
60–130 mA
N/A
_ _ _
to 57 C (0 to 135
188 g (6.63 oz.)
1.5 m (5 ft.), small-diameter,
shielded, with miniature female
4-pin connector (TA4F type).
WL50X–LO: 3 m (10 ft.)
small-diameter, shielded, with
stripped and tinned leads.
WL50–LO: 21 g (0.7 oz.) with
cable and connector.
WL50X–LO: 28 g (1.0 oz.) with
3 m (10 ft.) stripped and tinned
cable.
Conforms to European EMC directive
20 mm DIA.
(.79 in.)
99 mm
(3.89 in.)
PREAMPLIFIER DIMENSIONS
FIGURE 2
Mild Boost
Equalization Cap
High Boost
Equalization Cap
On Axis
180 o Off Axis
CONDENSER CAR-
WL50X SERIES MICROPHONE WIRING DIAGRAM
}
MC50
Condenser (electret bias)
Omnidirectional
136 W actual (rated at 150 W)
N/A
–41.0 dBV/Pa
(1 Pa=94 dB SPL)
138 dB at 1% THD/
1 k ohm load
108.0 dB
30 dB typical; 33 dB maximum
64 dB at 94 dB SPL
11 to 52 Vdc (positive on pins 2
and 3, return on pin 1).
4.6 mA
pin 2 relative to pin 3 of the output
connector of preamplifier.
±75.0 Vdc maximum from pins
2 and 3 to pin 1.
_ _
F) Storage Temperatures: –29 to 74
305 g (10.76 oz.)
1.5 m (5 ft.), small-diameter,
shielded, with miniature female
4-pin connector (TA4F type).
121 g (4.3 oz.) with cable,
connector, and preamplifier.
{
Measured with test circuit (see Figure 1).
}
Measured with RPM626 Preamplifier.
14 mm
(.55 in.)
5.8 mm (.23 in.)
19 mm DIA.
(.75 in.)
5.8 mm (.23 in.)
o
150
o
120
o
90
o
60
o
30
250 Hz
500 Hz
1000 Hz
IMPEDANCE
CONVERTER
TRIDGE
D RED
G
+ BLK
SHIELD
S
(UNTERMINATED)
FIGURE 6
{
WL51
Condenser (electret bias)
Cardioid
N/A
20 kW
–50.0 dBV/Pa
(1 Pa=94 dB SPL)
138 dB at 1% THD/
20k W load
103.0 dB
35 dB typical; 38 dB maximum
59 dB at 94 dB SPL
+5 Vdc on pin 2, return on pin 1
(ground).
60–130 mA
pin 3 relative to pin 1 at the
output connector of the
microphone.
N/A
_ _ _
C (–20 to 165 F) Humidity: 0 to 95%
188 g (6.63 oz.)
1.5 m (5 ft.), small-diameter,
shielded, with miniature female
4-pin connector (TA4F type).
WL50X: 3 m (10 ft.)
small-diameter, shielded, with
stripped and tinned leads.
WL51 21 g (0.7 oz.) with cable
and connector. WL51X: 28 g
(1.0 oz.) with 3 m (10 ft.)
stripped and tinned cable.
1.52 m (5 ft.) for WL50/MC50 and WL51/MC51 Series
3.04 m (10 ft.) for WL50X/WL51X Series
MICROPHONE AND CABLE DIMENSIONS
FIGURE 3
o
180
o 150
150
o
120
o
120
o
90
o
90
–20 dB
–15 dB
o o
60
60
–10 dB
–5 dB
o
30
0
CARDIOID
TYPICAL POLAR PATTERN
FIGURE 5
IMPEDANCE
CONDENSER
CONVERTER
CARTRIDGE
G
+5 Vdc
AUDIO OUT
GROUND
WL50/MC50 and WL51/MC51 SERIES MICROPHONE
WIRING DIAGRAM WITH TA4F CONNECTOR
}
MC51
Condenser (electret bias)
Cardioid
136 W actual (rated at 150 W)
N/A
–46.0 dBV/Pa
(1 Pa=94 dB SPL)
143 dB at 1% THD/
1 k ohm load
108.0 dB
35 dB typical; 38 dB maximum
59 dB at 94 dB SPL
11 to 52 Vdc (positive on pins 2
and 3, return on pin 1).
4.6 mA
pin 2 relative to pin 3 of the output
connector of preamplifier.
±75.0 Vdc maximum from pins
2 and 3 to pin 1.
305 g (10.76 oz.)
1.5 m (5 ft.), small-diameter,
shielded, with miniature female
4-pin connector (TA4F type).
121 g (4.3 oz.) with cable,
connector, and preamplifier.
o
180
o
o
150
o
120
o
90
–20 dB
–15 dB
o
60
–10 dB
–5 dB
o
o
30 30
0
2500 Hz
6400 Hz
10000 Hz
+5 Vdc
RED
D
Audio Out
BLK
S
3
SHIELD 1
4 2
FIGURE 7