Specifications

85
Series 180
Technical Data KM 183 / KM 184 / KM 185
Acoustical operating principle ..... Pressure/Pressure gradient transducer
Directional pattern .............................. omnidirectional/cardioid/hypercardioid
Frequency range .................................................................................... 20 Hz...20 kHz
Sensitivity at 1 kHz into 1 kohm ............................................. 12/15/10 mV/Pa
Rated impedance.................................................................................................. 50 ohms
Rated load impedance................................................................................. 1000 ohms
Signal-to-noise ratio, CCIR
1)
(rel. 94 dB SPL) ............................ 70/72/70 dB
Signal-to-noise ratio, A-weighted
1)
(rel. 94 dB SPL) .............. 81/81/79 dB
Equivalent noise level, CCIR
1)
............................................................... 24/22/24 dB
Equivalent noise level, A-weighted
1)
............................................ 13/13/15 dB-A
Maximum SPL for THD 0.5%
2)
................................................ 140/138/142 dB
Maximum output voltage .....................................................................................10 dBu
Supply voltage (P48, IEC 61938) ......................................................... 48 V ± 4 V
Current consumption (P48, IEC 61938).................................................... 3.2 mA
Matching connector ................................................................................................... XLR3F
Weight.................................................................................................................. approx. 80 g
Diameter .......................................................................................................................... 22 mm
Length............................................................................................................................ 107 mm
Technical Data
KM 184
KM 183
KM 185
measured in free-field conditions (IEC 60268-4)
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