Specifications

126
Technical Data
Acoustical operating principle ................................................ Pressure transducer
Directional pattern .................................................................................... Hemispherical
Frequency range ..................................................................................... 20 Hz...20 kHz
Sensitivity at 1 kHz into 1 kohm .............................................................. 18 mV/Pa
Rated impedance.................................................................................................... 50 ohms
Rated load impedance ................................................................................. 1000 ohms
Signal-to-noise ratio, CCIR
1)
(rel. 94 dB SPL) ............................................. 70 dB
Signal-to-noise ratio, A-weighted
1)
(rel. 94 dB SPL) .............................. 80 dB
Equivalent noise level, CCIR
1)
................................................................................ 24 dB
Equivalent noise level, A-weighted
1)
............................................................ 14 dB-A
Maximum SPL for THD 0.5%
2)
........................................................................137 dB
Maximum SPL for THD 0.5% with preattanuation
2)
.........................147 dB
Maximum output voltage ...................................................................................... 10 dBu
Dynamic range of the microphone amplifier (A-weighted) ............123 dB
Supply voltage (P48, IEC 61938) ......................................................... 48 V ± 4 V
Current consumption (P48, IEC 61938) ......................................................... 2 mA
Matching connector ..................................................................................................... XLR3F
Weight .................................................................................................................................. 460 g
Width ................................................................................................................................213 mm
Depth ............................................................................................................................... 168 mm
Delivery Range
Microphone GFM 132
Plug-on Windscreen
Microphone cable
Wooden box
Catalog No.
GFM 132 ...................................................... blk ....... 007100
Selection of Accessories
Battery supply, BS 48 i ........................blk ....... 006494
Power supply, N 248 EU ..................blk ....... 008537
Power supply, N 248 US ...................blk ....... 008538
Power supply, N 248 UK ..................blk ....... 008539
Microphone cable, IC 3 mt................ blk ....... 006543
A complete survey and detailed descriptions of all
accessories are contained in the accessories catalog.
Meaning of color codes:
blk = black, ni = nickel
®
Neumann is a registered trademark of the Georg Neumann GmbH in certain countries.
measured in free-field conditions (IEC 60268-4), tolerance ±2 dB
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