Description
The Shure SM81-LC is a Condenser Instrument Microphone that offers a wide frequency response and low self-noise. Features include flat response curve, low noise and high output clipping level, low distortion over a range of load impedances, and low RF susceptibility.
Product Specifications:
Frequency Response: 20 to 20,000 Hz
Polar Pattern: Cardioid
Output Impedance: EIA rated at 150 Ω (85 Ω actual)
Sensitivity: at 1 kHz, Open Circuit Voltage -45 dBV/Pa [1] (5.6 mV)
Maximum SPL: 1 kHz at 1% THD, 1 kΩ load 136 dB SPL
Signal-To-Noise Ratio: Ref. 94 dB SPL at 1 kHz 78 dB [2]
Clipping Level: 1 kHz at 0.25% THD, 1 kΩ load -4 dBV (0.63 V)
Hum Pickup: Typical, At 60 Hz, Equivalent SPL/Moe -3 Db
Polarity: Positive Pressure on Diaphragm Produces Positive Voltage on Pin 2 With Respect to Pin 3
Financing Options
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Military & First Responder Discounts
We're proud to support those who serve. Active-duty military, veterans, and first responders qualify for a special discount on your gear. See our Military Discount details here and how to redeem.



