Microphones : Boundary Microphones : Shure Incorporated - MX391/O

Omnidirectional Microflex Boundary Microphone, Black

Series: Shure

Model: MX391/O

Flat frequency response across the vocal range for uncolored sound
Interchangeable cardioid, supercardioid, and omnidirectional cartridges
Sleek, low-profile design for unobtrusive appearance
Balanced, transformerless output for increased immunity to noise over long cable runs

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MX391 series microphones are small, surfacemounted electret condenser microphones designed for mounting on conference tables, stage floors, and lecterns. Their high sensitivity and wide frequency range make them especially suitable for picking up speech and vocals in sound reinforcement and recording applications. Interchangeable cardioid, supercardioid, and omnidirectional cartridges that provide optimal choice for each application.

Flat frequency response across the vocal range for uncolored sound
Interchangeable cardioid, supercardioid, and omnidirectional cartridges
Sleek, low-profile design for unobtrusive appearance
Balanced, transformerless output for increased immunity to noise over long cable runs

Polar/Pickup Pattern - Omnidirectional
Microphone Type - Boundary
Microphone Connectivity - Wired
Spec Sheet available - Yes

Operating Temperature (Maximum): 57 C
Operating Temperature (Minimum): -18 C
Cable Length: 365.76 cm
Cable Length: 3.66 m
Maximum Frequency Response (Bandwidth): 17000 Hz
Maximum Frequency Response (Bandwidth): 17 kHz
Minimum Frequency Response (Bandwidth): 50 Hz
Minimum Frequency Response (Bandwidth): 0.05 kHz
Dynamic Range: 96.20 dB
Impedance: 180 ohm
Wireless: No
Signal to Noise Ratio: 79.50 dB
Depth: 79.40 mm
Height: 19.05 mm
Width: 53.04 mm
Current Draw: 0 Amps
Colour: Black
Maximum SPL (Sound Pressure Level): 111 dB
Regulatory Compliance: CE, EMC
Sensitivity: -22 dBV
DC Voltage: 11 to 52 Volts

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User guide for Boundary Microphone 1889 kb - Instructions

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Specification Sheet for Boundary Microphone 1630 kb - Data Sheet

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