U 89 i studio microphone: Detail view

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A further development of the classic U 87. The 5 directional characteristics, 2-level low-cut filter and switchable pre-attenuation provide maximum flexibility.
Zoom: U 89 i studio microphone
Acoustical operating principle Pressure gradient transducer
Directional pattern Omnidirectional, wide angle, cardioid, hypercardioid, figure-8
Frequency range 20 Hz ... 20 kHz
Sensitivity at 1 kHz into 1 kohm 8 mV/Pa
Rated impedance 150 ohms
Rated load impedance 1 kohms
Equivalent noise level, CCIR1) 28 dB
Equivalent noise level, A-weighted1) 17 dB-A
Signal-to-noise ratio, CCIR1) (rel. 94 dB SPL) 66 dB
Signal-to-noise ratio, A-weighted1) (rel. 94 dB SPL) 77 dB
Maximum SPL for THD 0.5%2) 134 dB
Maximum SPL for THD 0.5% with preattenuation2) 140 dB
Maximum output voltage 800 mV
Supply voltage (P48, IEC 61938) 48 V ± 4 V
Current consumption (P48, IEC 61938) 0.8 mA
Matching connector XLR3F
Weight 400 g
Diameter 46 mm
Length 185 mm
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1) according to IEC 60268-1; CCIR-weighting acccording to CCIR 468-3, quasi peak; A-weighting according to IEC 61672-1, RMS
2) measured as equivalent el. input signal



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