Shure MX392BE Condenser Boundary Microphone, Built-in Preamp, Attached 12′ Unterminated Bottom-exit Cable (Supercardioid)

Logic Connections

• LED IN: Active low (≤1.0 V), TTL compatible. Absolute maximum voltage: –0.7 V to 50 V
• SWITCH OUT: Active low (≤0.5 V), sinks up to 20 mA, TTL compatible
• Absolute maximum voltage: –0.7 V to 50 V (up to 50 V through 3 kΩ)
• Environmental conditions operating temperature range: –18° C – 57° C
• Relative Humidity: 0 – 95%
• Power Requirements: 11 – 52 Vdc phantom, 2.0 mA