Shure BETA 52A, User Manual

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2
SPECIFICATIONS
Type
Dynamic (moving coil)
Frequency Response
20 to 10,000 Hz
NOTE: The curve below shows on–axis response at a distance
of 2 feet from a uniform sound source. Your response may vary,
depending on microphone position
20 20000 1000 10000 50 100
9 8 7 6 5 4 3 2 9 8 7 6 5 4 3 2
+10
0
–10
Hz
d
B
-20
+20
3 mm
(1/8 in.)
25 mm
(1 in.)
51 mm
(2 in.)
.06 m
(2 ft)
FIGURE 1
Polar Pattern
Supercardioid, rotationally symmetrical about microphone axis
150°
120°
150°
120°
180°
30°
60°
90°
30°
60°
0
90°
–10 dB
–20 dB
–15 dB
–5 dB
150°
120°
150°
120°
180°
30°
60°
90°
30°
60°
0
90°
–10 dB
–20 dB
–15 dB
–5 dB
500 Hz
1000 Hz
250 Hz 2500 Hz
FIGURE 2
Output Level (at 1,000 Hz)
Open Circuit Voltage: –64 dBV/Pa* (0.6 mV)
*1 Pa = 94 dB SPL
Impedance
Rated impedance is 150 Ω (45 Ω actual) for connection to
microphone inputs rated low Z
Phasing
Positive pressure on diaphragm produces positive voltage on
pin 2 with respect to pin 3
Maximum SPL
174 dB at 1000 Hz (calculated)
Connector
Three–pin professional audio connector (male XLR type)
Case
Silver blue enamel–painted die cast metal with hardened,
matte-finished steel grille
Adjustable, Locking Stand Adapter
Integral, dynamic locking, adjustable through 180°, with stan-
dard 5/8”-27 thread
4.451
6.406
3.750
180
STAND
ADAPTER
ADJUSTMENT
KNOB
MICROPHONE
STAND
FIGURE 3
Net Weight
605 grams (21.6 oz)
CERTIFICATION
Eligible to bear CE Marking. Conforms to European EMC
Directive 89/336/EEC. Meets applicable tests and performance
criteria in European Standard EN55103 (1996) parts 1 and 2,
for residential (E1) and light industrial (E2) environments.
FURNISHED ACCESSORIES
Storage Bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26A25
5/8” to 3/8” (Euro) Thread Adapter . . . . . . . . . . . .95A2050
OPTIONAL ACCESSORIES
7.6 m (25 ft) Cable . . . . . . . . . . . . . . . . . . . . . . . . .C25E, C25F
REPLACEMENT PARTS
Cartridge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .R175
Screen and Grille Assembly . . . . . . . . . . . . . . . . .RK321
Plug (connector) Assembly . . . . . . . . . . . . . . . . . .90F1984
NOTE: Use care when removing the cartridge holder from the base
to prevent breakage of the lead wires.
For additional Service or parts information, please contact Shure’s
Service department at 1–800–516–2525. Outside the United
States, please contact your authorized Shure Service Center.