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SPECIFICATIONS
Type
Condenser (electret bias)
Frequency Response (Figure 3)
50 to 17,000 Hz
Polar Pattern (Figure 4)
MX183: Omnidirectional
MX184: Supercardioid
MX185: Cardioid
Output Impedance
EIA rated at 150 Ω (180 Ω actual)
Open Circuit Sensitivity (at 1 kHz, ref. 1V/microbar*) MX183: ±48.0 dB (3.98 mV)
MX184: ±52.5 dB (2.37 mV)
MX185: ±53.5 dB (2.11 mV)
*1 microbar = 74 dB SPL
Max SPL (1kHz at 1%THD, 1 kΩ load)
MX183: 117.5 dB
MX184: 122.0 dB
MX185: 123.0 dB
Equivalent Output Noise
MX183: 23.5 dB
MX184: 28.0 dB
MX185: 29.0 dB
Signal to Noise Ratio (referenced at 94 dB SPL) MX183: 70.5 dB
MX184: 66.0 dB
MX185: 65.0 dB
Dynamic Range at 1 kΩ load
94 dB
Power Requirements
11 to 52 Vdc phantom, 2.0 mA
English: Print
Common Mode Rejection
45.0dB minimum
Polarity
Positive sound pressure on diaphragm produces positive voltage on pin 2 relative to pin 3 of output XLR connector.
Environmental Conditions
Operating Temperature Range:
Storage Temperature Range:
Cable
Shielded 1.2 meter (4 ft.) cable terminated with a miniature Switchcraft TA4F Tini Q±G
Dimensions (Figure 6) Certification
Conforms to European Union directives, eligible to bear CE marking; meets European Union EMC Immunity Requirements (EN 50 082±1, 1992); RF radiated (IEC 801±3); ESD (IEC801±2); EFT (IEC 801±4).
NOTE: For technical data by Fax, call 1±800±488±3297 and follow the recorded instructions. For additional assistance, call Shure at (847)
REPLACEMENT PARTS
Omnidirectional Cartridge . . . . . . . . . . . . . . . . . . . . . R183 Supercardioid Cartridge . . . . . . . . . . . . . . . . . . . . . . R184 Cardioid Cartidge . . . . . . . . . . . . . . . . . . . . . . . . . . . . R185 Preamp Kit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . RK183PK Snap±Fit Windscreens (4 per pkg.) . . . . . . . . RK183WS Small Foam Windscreens (4 per pkg.) . . . . . RK261WS Tie Clips (2 per pkg.) . . . . . . . . . . . . . . . . . . . . . . RK183T1 Dual Tie Clip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . RK183T2 Miniature
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