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Core Specifications
Microphone Type: Small-diaphragm electret condenser
Polar Pattern: Cardioid (uniform with frequency and symmetric about axis)
Frequency Response: 20 Hz to 20,000 Hz with a flat response curve
Output Impedance: EIA rated at 150 Ω (85 Ω actual)
Sensitivity (at 1 kHz, open circuit voltage): -45 dBV/Pascal (5.6 mV)
Signal-to-Noise Ratio / Self-Noise: 16 dB-A
Maximum SPL: 128 to 146 dB (136 dB standard, up to 146 dB with -10 dB pad engaged)
Power Requirement: 12 to 48 Vdc (or 11–52 Vdc) phantom power
Output Connector: 3-pin professional audio (XLR), balanced transformer-coupled