Shure SM137 Condenser Microphone  From Shure

Versatile, flat-response condenser microphone for both acoustic and high volume performance applications.

Shure

$179.00

Retail:  $224.00

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Manufacturer's Description from Shure

The SM137 is a versatile, flat-response cardioid condenser probe microphone. 

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
Shure

About Manufacturer

Since 1925, musicians and music enthusiasts around the world have chosen Shure with confidence in the unparalleled sound and performance of our products. For forty years and counting, the Shure SM58 has been the most popular vocal microphone in the world, revered for its natural sound and famed durability. Our wireless microphones are synonymous with innovative technology and bulletproof reliability. And our award-winning earphones are redefining the audio experience for the most discerning listeners. But Shure stands for more than quality products. We are passionate about enabling performances that engage, energize and inspire audiences -- performances that help shape the course of history. Shure was there when Elvis stepped into Sun Studios and when JFK vowed to put a man on the moon. We've been on the world's biggest stages, from Live Earth to the Oval Office, ever since. Shure is also passionate about getting it right. We work tirelessly to develop flawless products and support them with the best customer service in the industry. In fact, in everything we do, we are committed to delivering a great audio experience -- because that's the true measure of legendary performance.

Specifications

Cartridge Type

Permanently Biased Condenser

Frequency Response

20 to 20,000 Hz

Directional Polar Pattern

Cardioid

Output Impedance

150 ohms (actual)

Attenuation Switch

0 dB or 15 dB attenuation

Phantom Power

48 Vdc +/- 4 Vdc

(IEC-268-15/DIN 45 596), positive pins 2 and 3

Current Drain

5.2 mA typical at 48 Vdc

Common Mode Rejection

>50 dB, 20 Hz to 20 kHz

Polarity

Positive pressure on diaphragm produces positive voltage on output pin 2 relative to pin 3

Dimensions and Weight

24 mm (0.950 in.) diameter

162 mm (6.375 in.) long

195 grams (6.9 oz.)

Sensitivity (typical, at 1000 Hz; 1 Pa = 94 dB SPL)

-41 dBV/Pa

Self-noise (typical, equivalent SPL; A-weighted (IEC 651))

19 dB

Maximum SPL@ 1000 Hz

5000 ohms load (Attenuator on): 150 (165 dB)

2500 ohms load (Attenuator on): 144 (159) dB

1000 ohms load (Attenuator on): 139 (154 dB)

Output Clipping Level*

5000 ohms load: 15 dBV

2500 ohms load: 9 dBV>

1000 ohms load: 3 dBV

*20 Hz to 20 kHz; THD < 1%. THD of the microphone preamplifier when applied input signal is equivalent to the cartridge output at specified SPL.

Dynamic Range (Attenuator On)

5000 ohms load: 133 (136) dB

2500 ohms load: 128 (130 dB)

1000 ohms load: 122 (125) dB

Signal to Noise Ratio**

75 dB

**S/N ratio is difference between 94 dB SPL and equivalent SPL of self-noise A-weighted

Downloads

Action

Name

Description

SM137 Spec Sheet (Includes Polar Pattern Graphs)

SM137 User Guide