Shure SM137-LC | Cardioid Condenser Instrument Microphone

The Shure SM137-LC is an exceptionally versatile cardioid condenser instrument microphone designed to deliver natural sound reproduction whether you are in an acoustic setting or dealing with high volume performance environments. Featuring an ultra-thin diaphragm and Class-A preamplifier, the SM137-LC ensures that you can capture high-quality audio effortlessly. This microphone also includes a useful 15dB pad, making it a reliable choice for a wide range of recording and live applications.

With its low self-noise and transformerless preamplifier circuitry, the SM137-LC promotes sound clarity, eliminating unwanted noise and ensuring a crisp and clean audio capture. Whether you're recording delicate acoustic instruments or dealing with high SPL sources, the SM137-LC has you covered. The microphone's consistent performance, flat frequency response, and durability make it a must-have for any serious audio enthusiast or professional.

Key Features

• Ultra-thin diaphragm provides smooth high-end and controlled low-end response
• 15dB pad ensures consistent performance across high SPL sources
• Low self-noise and transformerless preamplifier circuitry promote sound clarity
• Flat frequency response ideal for natural sound reproduction
• Durable construction suitable for both studio and live performance settings

Specifications

• Type: Electret Condenser
• Frequency Response: 20 to 20,000 Hz
• Polar Pattern: Cardioid
• Output Impedance: 150 Ω (actual)
• Sensitivity (at 1 kHz, open circuit voltage): -41 dBV/Pa
• Maximum SPL (1 kHz at 1% THD):
• 1000 Ω load: 139 dB (154 dB, PAD ON)
• 2500 Ω load: 144 dB (159 dB, PAD ON)
• Signal-To-Noise Ratio (Ref. 94 dB SPL at 1 kHz): 75 dB
• Dynamic Range (at 1 kHz):
• 1000 Ω load: 120 dB
• 2500 Ω load: 125 dB
• Common Mode Rejection (10 Hz to 100 kHz): >50 dB
• Clipping Level (20 Hz to 20 kHz, at 1% THD):
• 1000 Ω load: 3 dBV
• 2500 Ω load: 9 dBV
• Self Noise (typical, equivalent SPL, A-weighted): 19 dB
• Attenuator Switch: -15 dB
• Polarity: Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3
• Net Weight: 195 g (6.9 oz.)
• Connector: Three-pin professional audio (XLR), male
• Power Requirements: 48 V DC phantom power, 5.2 mA

Package Contents

• 1 Swivel Adapter
• 1 Zippered Pouch