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Microphones : Instrument Microphones : Shure Incorporated - SM137

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Condenser Instrument Microphone

Series: SM

Model: SM137

Ultra-thin diaphragm for smooth high end and tight, controlled low end
15dB pad for performance consistency across a wider range of high SPL sources
Low self-noise and transformerless preamplifier circuitry

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The SM137 is a versatile, flat-response cardioid condenser probe microphone. <p>The SM137 has an ultra-thin diaphragm for a frequency response that combines a smooth high-end with a tight, controlled low-end and a 15db pad for natural sound reproduction in both acoustic and high volume performance applications.

Ultra-thin diaphragm for smooth high end and tight, controlled low end
15dB pad for performance consistency across a wider range of high SPL sources
Low self-noise and transformerless preamplifier circuitry

Polar/Pickup Pattern - Cardiod
Microphone Type - Electret Condenser
Spec Sheet available - Yes

Common Mode Rejection (20Hz to 20kHz): >50 dB
Clipping Level (20Hz to 20kHz at 1% THD): 1000 Ohms load: 3dBV, 2500 Ohms load: 9dBV
Self Noise (typical, equivalent SPL, A-weighted): 19 dB
Polarity: Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3
Switch Attenuator: -15dB
Connector: 3-pin professional audio (XLR) male
Power Requirements: 48Vdc phantom, 5.2mA
Maximum Frequency Response (Bandwidth): 20 kHz
Maximum Frequency Response (Bandwidth): 20000 Hz
Minimum Frequency Response (Bandwidth): 20 Hz
Minimum Frequency Response (Bandwidth): 0.02 kHz
Dynamic Range: 128 dB
Impedance: 150 ohm
Maximum SPL (Sound Pressure Level): 144 dB
Sensitivity: -41 dBV
Signal to Noise Ratio: 75 dB
Product Weight: 0.43 lbs
Regulatory Compliance: CE, EMC