Cardioid condenser instrument microphone 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 DETAILS
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.
Sound Sources : Accordion, Acoustic Guitar, Ambience, Banjo, Cello, Choir, Cymbals, Drum Set, Hi-Hat, Orchestra, Overhead, Percussion, Piano, Pipe Organ, Ukulele
Environments: Field recording, Broadcast Studio, Club, Hotel & Convention, Auditorium, Live Performance, Place of worship, Rehearsal Space, Stadium, Theater Stage, Home/Project Studio, Recording Studio, TV/film set
Industries: House of Worship, Theater, Touring/Rental
FEATURES
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.
- 20 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
ALSO IN THE BOX
- 1 - swivel adapter
- 1 - attenuator-switch lock
- 1 - foam windscreen
Specs
| Transducer Type | Condenser |
| Polar Pattern | Cardioid |
| Frequency Range From (Hz) | 20 |
| Frequency Range To (kHz) | 20 |
| Sensitivity dBV/Pa | -45.00 |
| Sensitivity mvpa | 5.60 |
| Equivalent Selfnoise | 16 dB(A) |
| Maximum Sound Pressure | 800 ohm load: 136 dB (attenuator at 0) 146 dB (attenuator at -10) 150 ohm load: 128 dB (attenuator at 0) 138 dB (attenuator at -10) |
| Impedance (Ω) | 85 |
| Switchable Low Cut | yes |
| Output Connectors | 3 Pin XLR |
| Attenuation PAD | yes |
| Interchangeable Capsule | no |
| Requires Phantom Power (VDC) | 11 to 52 |
