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Shure MX393/O - Microflex Condenser Boundary Microphone (Omnidirectional)

 
  • Dale #:

    SHUR-MX393O
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Description

Boundary microphone provides high-quality sound for a wide range of applications due to its interchangeable condenser cartridge. It features programmable, silent membrane switches, LED indicators, and a low-profile design. There's never been smarter boundary microphones than the Microflex models... Read More

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Description

Boundary microphone provides high-quality sound for a wide range of applications due to its interchangeable condenser cartridge. It features programmable, silent membrane switches, LED indicators, and a low-profile design.

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.

Features:

  • Flat frequency response across the vocal range for uncolored sound
  • Interchangeable cartridges that provide a choice of polar pattern for each application
  • Sleek, low-profile design for surface mounting
  • Programmable mute button
  • LED indicator
  • Logic input/output for remote control or use with automatic mixers
  • RF filtering

The polar pattern of the included cartridge is indicated by a model number suffix:

  • /C Cardioid
  • /S Supercardioid
  • /O Omnidirectional

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Product Specs

Type Electret Condenser
Frequency Response 50–17000 Hz
Polar Pattern MX392/C, MX392BE/C, MX393/C Cardioid
MX392/S, MX392BE/S, MX393/S Supercardioid
MX392/O, MX392BE/O, MX393/O Omnidirectional
Output Impedance 180 Ω
Output Configuration Active Balanced
Sensitivity @ 1 kHz, open circuit voltage Cardioid –30 dBV/Pa
Supercardioid –28 dBV/Pa
Omnidirectional –22 dBV/Pa
1 Pa=94 dB SPL
Maximum SPL
1 kHz at 1% THD, 1 kΩ load
Cardioid 119 dB
Supercardioid 118 dB
Omnidirectional 111 dB
Self Noise, A-weighted Cardioid 23 dB SPL
Supercardioid 21 dB SPL
Omnidirectional 15 dB SPL
Signal-to-Noise Ratio
Ref. 94 dB SPL at 1 kHz
Cardioid 71 dB
Supercardioid 73 dB
Omnidirectional 80 dB
Dynamic Range
1 kΩ load, @ 1 kHz
96 dB
Common Mode Rejection, 10 Hz to 100 kHz 45 dB, minimum
Clipping Level at 1% THD –6 dBV (0.5 V)
Polarity Positive sound pressure on diaphragm produces positive voltage on pin 2 relative to pin 3 of output XLR connector
Mute Switch 50–20000 Hz
–50 dB minimum
Logic Connections LED IN Active low (≤1.0V), TTL compatible. Absolute maximum voltage: -0.7V to 50V.
LOGIC-OUT Active low (≤0.5V), sinks up to 20mA, TTL compatible. Absolute maximum voltage: -0.7V to 24V (up to 50V through 3kΩ).
Cable MX392 3½ m (12 ft) attached cable with shielded audio pair and three conductors for logic control, unterminated
MX392BE 3½ m (12 ft) attached cable with shielded audio pair and three conductors for logic control, unterminated, bottom exit
MX393 3½ m (12 ft) detachable cable with 3-pin audio connector
Weight 172 g (0.38 lbs)
Environmental Conditions Operating Temperature -18-57 °C(0-135 °F)
Storage Temperature -29-74 °C(-20-165 °F)
Relative Humidity 0-95%
Power Requirements 11-52V DC , 2.0 mA
FURNISHED ACCESSORIES Paint Mask 80C514
Switch Paint Mask 80A541
Set of 5 rubber pads with adhesive RPM470

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