Shure MX393/C

Type Condenser (electret bias)
Frequency Response 50 Hz – 17 kHz
Polar Pattern MX405/C, MX410/C, MX415/C: Cardioid
MX405/S, MX410/S, MX415/S: Supercardioid
MX405/MS Lobar Mini-Shotgun
Output Impedance EIA rated at 150 ? (170 ? actual)
Output Configuration Active balanced
Sensitivity at 1 kHz, open circuit voltage;
1 Pascal = 94 dB SPL
Cardioid: –35 dBV/Pa (18 mV)
Supercardioid: –34 dBV/Pa (21 mV)
Lobar: –33 dBV/Pa (22 mV)a
Maximum SPL 1 kHz at 1% THD, 1 k? load Cardioid: 121 dB
Supercardioid: 120 dB
Lobar: 121 dB SPL
Equivalent Output Noise A-weighted Cardioid: 28 dB SPL
Supercardioid: 27 dB SPL
Lobar: 36 dB
Signal-to-Noise Ratio
referenced at 94 dB SPL at 1 kHz
Cardioid: 66 dB
Supercardioid: 67 dB
Lobar: 68 dB
Dynamic Range 1 k? load at 1 kHz 93 dB
Common Mode Rejection 10 Hz to 100 kHz 45 dB minimum
Preamplifier Output Clipping Level 1% THD –8 dBV (0.4 V)
Polarity 3-Pin XLR: Positive sound pressure on diaphragm produces positive voltage on pin 2
relative to pin 3 of output XLR connector.
5-Pin XLR: Positive sound pressure on diaphragm produces positive voltage on pin 4
relative to pin 2 of output XLR connector.
Weight MX405: 54 g
MX410: 68 g
MX415: 70 g
MX400DP: 516 g
MX400SMP (w/ Kit): 125 g
Logic Connections LED IN: Active low (=1.0 V), TTL compatible. Absolute maximum voltage: –0.7 V to
50 V.
LOGIC OUT: Active low (=1.0 V), sinks up to 20 mA, TTL compatible. Absolute
maximum voltage: –0.7 V to 50 V (up to 50 V through 3 kO).
Mute Switch Attenuation –50 dB minimum
Cable MX400DP: 6 m attached cable with shielded audio pair terminated at a 3-pin male
XLR and three unterminated conductors for logic control
Environmental Conditions Operating temperature: –18 – 57 °C
Storage temperature: –29 – 74 °C
Relative humidity: 0 – 95%
Power Requirements 48 – 52 Vdc phantom, 8.0 mA

Wide selection for customized installations
Wired or wireless models available
Superior audio quality
CommShield™ Technology for improved RF resistance
Sleek, low-profile designs

Cardioid, supercardioid and omnidirectional polar patterns
Programmable, silent membrane switch
LED indicator
There’s never been smarter boundary microphones than the Microflex models from Shure. With many models to choose from, equipped with features like programmable, silent membrane switches, logic inputs and outputs, and LED indicators, Microflex Boundary microphones are the high-quality solution for a range of applications, such as altars, boardrooms and distance learning centers.

Every Microflex Boundary microphone features one of the new interchangeable condenser cartridges. Available in cardioid, supercardioid and omnidirectional polar patterns, the Microflex cartridges give you superior Shure quality sound options for every installation. In addition, their programmable switches offer the flexibility to be set for Push to Talk, Push to Mute or Push On/Push Off modes. Attractively designed with a low profile, professional appearance, the Microflex Boundary microphones come with an easy to use paint mask for your custom-color installations.