MX391

Primary use:

Polar patterns:

Common name: Shure MX391

Production Status: In production

The MX391 is a small, surface mounted electret condenser microphone, available in versions without preamplifier (LP) and also with a supercardioid (MX319/s) or omnidirectional (MX391/o) pickup pattern.

BP – battery pack powered version

Intermediate connector on microphone is TA4F.

Electrical Characteristics

Frequency Response
50Hz - 17 kHz
Output Sensitivity
4.22 mV/Pa
Max SPL
117
Max SPL, THD:
1
Self Noise (CCIR)
dB
Self Noise (DIN/IEC)
23 dB-A
Output Impedance
180Ω
Recommended Load
Powering
Phantom 12-48
Supply Current
2 mA
Alternative Powering

Switchable Options

Pad
Filter/EQ

Physical Characteristics

Connector
XLR-3M
Connector notes
Available Colours
Black, white.
Weight
Length
7.9 mm
Min diameter width
Max diameter
Depth
1.9mm

Accessories

Included
Mounting screws, in-line preamplifier, preamp mounting clips.
Optional