Neumann.Berlin bcm 104 Microphone User Manual


 
47
TLM 103
Selection of Accessories
Windscreen, WS 87
Popscreen, PS15 Popscreen, PS 20a Microphone Cable, IC 3 mt Microphone Cable, IC 4 (mt)
Elastic Suspension, EA 1 (mt) Auditorium Hanger, MNV87 (mt)
Table Stand, MF 3
(in connection with IC 4)
Acoustical operating principle...........................Pressure gradient transducer
Directional pattern...................................................................................................Cardioid
Frequency range.....................................................................................20 Hz...20kHz
Sensitivity at 1 kHz into 1 kohm..............................................................23 mV/Pa
Rated impedance................................................................................................... 50 ohms
Rated load impedance..................................................................................1000ohms
Signal-to-noise ratio, CCIR
1)
(rel. 94dB SPL).........................................76.5 dB
Signal-to-noise ratio, A-weighted
1)
(rel. 94dB SPL)................................87 dB
Equivalent noise level, CCIR
1)
............................................................................17.5dB
Equivalent noise level, A-weighted
1)
................................................................7 dB-A
Maximum SPL for THD 0.5%
2)
...................................................................... 138 dB
Maximum output voltage....................................................................................13 dBu
Dynamic range of the microphone amplifier (A-weighted).........131 dB
Supply voltage (P48, IEC61938).........................................................48 V ± 4 V
Current consumption (P48, IEC61938)........................................................3 mA
Matching connector.................................................................................................. XLR3F
Weight..............................................................................................................approx. 450g
Diameter.........................................................................................................................60 mm
Length........................................................................................................................... 132 mm
Technical Data
Power supply, N248
Battery supply, BS48i
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