The Shure MX393C is a Cardioid Condenser Boundary microphone that 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 Micro flex models from Shure. With many models to choose from, equipped with features like programmable, silent membrane switches, logic inputs and outputs, and LED indicators, Micro flex Boundary microphones are the high-quality solution for a range of applications, such as altars, boardrooms and distance learning centers.
Every Microflex Boundary microphone feature one of the new interchangeable condenser cartridges. Available in cardioid, super cardioid and omnidirectional polar patterns, the Micro flex 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 Micro flex Boundary microphones come with an easy to use paint mask for your custom-color installations.
Type: Condenser (electret bias)
Frequency Response: 50 Hz – 17 kHz
Output Impedance: EIA rated at 150 Ω (180 Ω actual)
Operating Temperature Range: –18° C – 57° C
Relative Humidity: 0 – 95%
Power Requirements: 11 – 52 Vdc phantom, 2.0 mA
Sensitivity: -27.5 dBV/Pa (42.2 mV)
Dynamic Range 1 kΩ load at 1 kHz: 94.0 dB
Common Mode Rejection 10 Hz to 100 kHz: 45 dB minimum, 10 Hz to 100 kHz
Preamplifier Output Clipping Level 1% THD: –6 dBV (0.5 V)
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