Neumann U87ai NI [Nickel]

Acoustical operating principle Pressure gradient transducer
Directional pattern Omnidirectional, cardioid, figure-8 plus
Frequency range 20 Hz ... 20 kHz
Sensitivity at 1 kHz into 1 kohm 20/28/22 mV/Pa1)
Rated impedance 200 ohms
Rated load impedance 1 kohms
Equivalent noise level, CCIR2) 26/23/25 dB1)
Equivalent noise level, A-weighted2) 15/12/14 dB-A1)
Signal-to-noise ratio, CCIR2) (rel. 94 dB SPL) 68/71/69 dB1)
Signal-to-noise ratio, A-weighted2) (rel. 94 dB SPL) 79/82/80 dB1)
Maximum SPL for THD 0.5%3) 117 dB (cardioid)
Maximum SPL for THD 0.5% with preattenuation3) 127 dB
Maximum output voltage 390 mV
Dynamic range of the microphone amplifier (A-weighted) 105 dB
Supply voltage (P48, IEC 61938) 48 V ± 4 V
Current consumption (P48, IEC 61938) 0.8 mA
Matching connectors XLR3F
Weight 500 g
Diameter 56 mm
Length 200 mm