Astatic 220VP Continuously Variable Surface Mount Boundary Microphone

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Continuously Variable Surface Mount Boundary Microphone is an inconspicuous, continuously-variable polar pattern, button-style, condenser boundary microphone designed for surface i nstallation. It is primarily designed for speech and vocal pickup in governmental, institutional, religious and business applications. Features: Designed to resist interference from cell phones, two-way communication, and other RF devices Integral 80Hz, 12dB/octave high-pass filter removes unwanted low-frequency energy to improve intelligibility All metal, threaded body and shock-absorbing bushings make for easy installation in surfaces up to 3" thick Takes advantage of "œboundary effect" signal-to-noise ratio increase when mounted on a hard surface Terminated with standard 3-pin XLRM-type connector recessed in body of microphone Continuously-variable polar pattern 24" XLR-F to Phoenix-type connec ­tor included Can precisely tailor polar pattern for ideal performance depending upon application or environment Mounting hardware and rubber bushings included RoHS Compliant Operating Principle: Condenser Polar Pattern: Continuously-variable Frequency Response: 90Hz -17KHz Sensitivity: -32dBV (25mV) at 1 Pa Impedance: 120 ohms Self Noise: 18dBA Power Requirements: P12, P24, P48, 4mA Connector: 3-pin XLRM-type Available Finishes: Black White Show more