Shure Microphone 515BSLX User Manual

Model 515BSLX User Guide  
SPECIFICATIONS  
Type  
Dynamic (moving coil)  
Frequency Response (Figure 1)  
80 to 15,000 Hz  
+20  
1 cm (3/8 in.)  
+10  
0
.6 m (2 ft)  
–10  
-20  
2
3
4 5 6 789  
1000  
2
3
4 5 6 789  
10000 20000  
20  
50 100  
Hz  
TYPICAL FREQUENCY RESPONSE  
FIGURE 1  
Polar Pattern (Figure 2)  
Cardioid (unidirectional). Effective rejection of sound at rear of  
microphone is uniform with frequency; front pickup characteris-  
tics are symmetrical about axis.  
MODEL 515BSLX  
180°  
180°  
UNIDIRECTIONAL MICROPHONE  
150°  
150°  
150°  
150°  
The Shure Model 515BSLX is a dynamic (moving coil), low-im-  
pedance, cardioid (unidirectional) microphone designed for mount-  
120°  
120°  
120°  
120°  
ing on a gooseneck or fixed pipe with a 5/8 in.-27 thread. The  
cardioid pickup pattern provides excellent voice reproduction with  
effective rejection of feedback and background noise. The  
515BSLX is especially suitable for use in communications, paging,  
and talkback systems. The microphone is supplied with a slide  
switch controlling the microphone audio and a relay circuit, permit-  
ting hands-free operation. The microphone comes with a 1.8 m (6  
ft) four-conductor, two conductors shielded, cable.  
90°  
90°  
90°  
90°  
–20 dB  
–15 dB  
–20 dB  
–15 dB  
60°  
60°  
60°  
60°  
–10 dB  
–5 dB  
–10 dB  
–5 dB  
30°  
30°  
30°  
30°  
0
0
250 Hz  
500 Hz  
2500 Hz  
6400 Hz  
1000 Hz  
10000 Hz  
The 515BSLX is wired with the microphone circuit normally  
open for use in parallel-wired microphone installations.  
TYPICAL POLAR PATTERN  
FIGURE 2  
FEATURES  
Impedance  
Rolled-off low-frequency response combined with a  
smooth high-frequency rise for clear and intelligible voice  
pickup  
150 Ω rated (180 Ω actual)  
Sensitivity (at 1,000 Hz)  
LOZ  
-57.0 dBV/Pa (1.4 mV)  
Symmetrical cardioid pickup pattern minimizes feedback  
Shock-mounted cartridge for quiet operation and low  
stand/handling noise  
Open Circuit Voltage  
(1 Pa = 94 dB SPL)  
Neodymium magnet for high signal-to-noise ratio  
Heavy-duty zinc, die-cast, locking, metal grille protects  
cartridge and resists wear  
Built-in slide switch controls both microphone circuit and  
relay or control circuit  
Backed by the Shure 2-years warranty  
Polarity  
Positive pressure on diaphragm produces positive voltage on  
the RED lead with respect to the BLACK lead  
Switch  
Built-in, double-pole double-throw slide switch. Lockplate to lock  
switch ON  
©2005, Shure Incorporated  
27E2975 (Rev. 9)  
Printed in U.S.A.  
 

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