Shure 527C Headphones User Manual


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SPECIFICATIONS
Type
Dynamic (with transistor preamplifier)
Frequency Response
300 to 5,000 Hz (see Figure 2)
Sensitivity (at 1,000 Hz)
Open Circuit Voltage.......................... –31 dBV/Pascal (28 mV)
(1 Pascal = 94 dB SPL)
Load lmpedance Range
220 to 2,200 ohms (see Figures 3 and 4)
Maximum Signal (with 10 Vdc, 470Ω load)
135 dB SPL at 1,000 Hz produces +10 dBV (3.2 V) at 10% THD
DC Supply Voltage and Current
4 to 35 Vdc (see Figure 3)
Switch
Double-pole, single-throw, leaf-type
Cable
Non-detachable, 1.8 m (6 ft), 4-conductor, neoprene-jacketed
coil cord
Case
Black high-impact ARMO-DUR
®
Dimensions
See Figure 5
Net Weight
342 grams (12 oz)
Packaged Weight
483 grams (17 oz)
FURNISHED ACCESSORY
Mounting Bracket* ......................................... RK6MB
*Three in replacement kit.
REPLACEMENT PARTS
Cartridge ............................................................... R132
Switch Assembly .............................................RK319C
Cable .....................................................................C30C
For additional technical assistance, phone Shure at
1-847-600-8440. In Europe, phone 49-7131-72140.
TYPICAL FREQUENCY RESPONSE
FIGURE 2
SUPPLY CURRENT AS A FUNCTION OF SUPPLY VOLTAGE
AND LOAD RESISTANCE
FIGURE 3
SENSITIVITY AS A FUNCTION OF SUPPLY VOLTAGE AND
LOAD
FIGURE 4
OVERALL MICROPHONE DIMENSIONS
FIGURE 5
MOUNTING BRACKET DIMENSIONS
FIGURE 6
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