Microflex Series Low Profile Boundary Microphone (Black, Cardioid)

The Microflex�Low Profile Boundary microphone is an ideal table microphone when minimal presence is of high priority. Perfect for meeting rooms, these microphones deliver exceptional sound pickup while barely being noticed.<br/><br/>Output Impedance<br/>EIA Rated at 150 Ohms (170 Ohms actual)<br/><br/>Output Configuration<br/>Active balanced<br/><br/>Sensitivity (at 1 kHz , open circuit voltage)<br/>Cardioid: -35 dBV/Pa (18 mV)<br/>Omnidirectional: -28 dBV/Pa (42 mV)<br/>Bidirectional: -37 dBV/Pa (14 mV)<br/>1 Pascal=94 dB SPL<br/><br/>Maximum SPL (1 kHz at 1% THD, 1 kilohms load)<br/>Cardioid: 121 dB<br/>Omnidirectional: 114 dB<br/>Bidirectional: 123 dB<br/>Equivalent output Noise (A-weighted)<br/><br/>Cardioid: 28 dB SPL<br/>Omnidirectional: 21 dB SPL<br/>Bidirectional: 29 dB SPL<br/><br/>Signal-to-Noise Ratio (referenced at 94 dB SPL at 1 kHz)<br/>Cardioid: 66 dB<br/>Omnidirectional: 73 dB<br/>Bidirectional: 65 dB<br/><br/>Dynamic Range (1 kilohm load at 1 kHz)<br/>Cardioid: 93 dB<br/>Omnidirectional: 93 dB<br/>Bidirectional: 94 dB<br/><br/>Common Mode Rejection (10 Hz - 100 kHz)<br/>45 dB minimum<br/><br/>Preamplifier output Clipping level (1% THD)<br/>-8 dBV (0.4 V)<br/><br/>Polarity<br/>3-Pin XLR: Positive sound pressure on diaphragm produces positive voltage on pin 2 relative to pin 3 of output XLR connector.<br/>5-Pin XLR: Positive sound pressure on diaphragm produces positive voltage on pin 4 relative to pin 2 of output XLR connector.<br/><br/>Weight<br/>Net: 0.136 kg (0.30 lbs.)<br/>Packaged: 0.374 kg (0.825 lbs.)<br/><br/>Logic Connections<br/>LED IN: Active low (?1.0V), TTL compatible. Absolute maximum voltage: -0.7V to 50V.<br/><br/>Environmental Conditions<br/>Operating Temperature: -18 to 57 deg. C (0 to 135 deg. F)<br/>Storage Temperature: -29 to 74 deg. C (-20 to 165 deg. F)<br/>Relative Humidity: 0 to 95%<br/><br/>Power Requirements<br/>MX395: 11 - 52 Vdc phantom, 2.0 mA<br/>MX395-LED: 48 - 52 Vdc phantom, 8.0 mA