Shure SM81 Instrument Microphone


High-quality, unidirectional condenser microphone

Manufacturer Description:

The Shure SM81 is a high-quality, unidirectional condenser microphone designed for studio recording, broadcasting, and sound reinforcement. Its wide frequency response, low noise characteristics, and low RF susceptibility have made it a standard for applications involving acoustic instruments, especially guitar, piano, and cymbals.

SM81-LC - With windscreen, no cable. Phantom power required.

The SM81 is ruggedly constructed. It operates on phantom power and performs over a wide range of temperatures and humidity conditions. It is furnished with a swivel adapter, attenuator-switch lock, foam windscreen, and case for carrying and storage. Other accessories are available.


  • 0 Hz to 20 kHz frequency response 
  • Flat response curve for accurate reproduction of sound sources 
  • Low noise and high output clipping level 
  • Low distortion over a wide range of load impedances 
  • Cardioid polar pattern, uniform with frequency and symmetric about axis, providing maximum rejection and minimum coloration of off-axis sounds 
  • Low RF susceptibility 
  • Selectable low-frequency response: flat, 6 or 18 dB/octave rolloff 
  • 0 dB/10 dB lockable attenuator switch 
  • Phantom powering (DIN 45 596 voltages of 12 to 48 Vdc) 
  • Rugged steel construction for durability 
  • Field-usable over wide range of temperature and humidity conditions

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Sound Pure
Durham, NC
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