Shure Microflex MX418/S 18" Supercardioid Gooseneck Condenser Microphone. OVERVIEW
Shure Microflex MX400 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 interchangeable cardioid or supercardioid cartridges offering a wide frequency response and accurate sound reproduction for a wide variety of applications, such as houses of worship, courtrooms and conference centers. Plus, the condenser cartridges fit every model in the Microflex product line for enhanced convenience and consistent sound. FEATURES
- Wide dynamic range and frequency response for accurate sound reproduction across the audio spectrum
- Interchangeable cartridges provide the right polar pattern for every application
- Balanced, transformerless output for increased immunity to noise over long cable runs
- Shock mount that provides over 20 dB isolation from surface vibration noise
- Locking flange mount for permanently securing microphone to lecterns, pulpits, or conference tables
- Snap-fit foam windscreen
SPECIFICATIONS | | Frequency Response | 50 to 17,000 Hz | | Output Impedance (at 1000 Hz) | Rated at 150 Ω (180 Ω actual) | | Open Circuit Sensitivity (at 1 kHz, ref. 1 V/Pascal*) | Cardioid: –35.0 dB (17.8 mV)
Supercardioid: –33.5 dB (21.1 mV)
All settings –12 dB at 0 gain
*1 Pascal = 94 dB SPL | | Maximum SPL (1 kHz at 1% THD, 1 kΩ load) | Cardioid: 124.2 dB
Supercardioid: 122.7 dB
All settings +6 dB at 0 gain
| | Equivalent Output Noise (A-weighted) | Cardioid: 28.0 dB SPL
Supercardioid: 26.5 dB SPL
| | Signal to Noise Ratio (referenced at 94 dB SPL) | Cardioid: 66.0 dB
Supercardioid: 67.5 dB
| | Dynamic Range at 1 kΩ Load | 96.2 dB
100 dB at 0 gain | | Common Mode Rejection | 45.0 dB minimum | | Mute Switch Attenuation (switched models only) | 50.0 dB minimum | | Preamplifier Output Clipping Level (1% THD) | –6.0 dBV (0.5 V)
–12 dB at 0 gain | | Polarity | Positive sound pressure on diaphragm produces positive
voltage on pin 2 relative to pin 3 of output connector. | | Power Requirements | 11 to 52 Vdc phantom, 2.0 mA | | Environmental Requirements | Operating Temperature Range: –18° C to 57° C (0° F to
135° F)
Relative Humidity: 0 to 95% | | Dimensions | See Chart Below |
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