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R183 Omnidirectional
R184 Supercardioid
R185 Cardioid
Interchangeable Cartridges
Microflex microphones use
interchangeable cartridges
that allow you to choose
the polar pattern for
different installations.
MICROFLEX
MICROPHONES
Snap-Fit Windscreen
• Snap into the
groove below the
cartridge.
• To remove, spread
the gap with a
screwdriver or
thumbnail.
• Provides 30 dB of
“pop” protection.
MX400
R6 and R4
R13 and R16
Q8
Q9
Q2
Q6
Q1
Q5
Q3
D1
Q4
Q7
C10
C11
C6
C9
C3
C11
Preamp Gain
If necessary, the preamplifier gain
can be reduced by 12 dB. Contact
an authorized Shure service center
for information.
Shure Microflex
®
MX400S Series microphones are
miniature gooseneck-mounted electret condenser
microphones designed primarily for speech and
vocal pickup. They can be mounted on lecterns,
pulpits, or conference tables. All models include
a preamplifier and are available with interchange-
able cardioid, supercardioid, or omnidirectional
cartridges.
Features
• Wide dynamic range and frequency response
for accurate sound reproduction
• Interchangeable cartridges that provide an
optimal polar pattern choice for each application
• Shock mount provides over 20 dB of isolation
from surface vibration noise
• Snap-fit foam windscreen
• RF filtering
MX400 Series Model Variations
MX400 microphones are available with 305 mm
(12 in.) or 457 mm (18 in.) goosenecks.
• “S” models include a mute button and LED.
• “D” models include a desktop base with
programmable mute button and LED and logic
input and output.
• “SE” models feature a surface mount flange
with side-exit cable.
The polar pattern of the included cartridge is indi-
cated by a model number suffix:
/C Cardioid
/S Supercardioid
/N Cartridge not included