Neumann.Berlin bcm 104 Microphone User Manual


 
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Neumann is a registered trademark of the Georg Neumann GmbH in certain countries.
Technical Data
Acoustical operating principle.........................Pressure gradient transducer
Directional pattern................................................................Omni/cardioid/figure-8
Frequency range...................................................................................20 Hz...20kHz
Sensitivity at 1kHz into 1kohm...............................................10/18/9mV/Pa
Rated impedance................................................................................................. 50 ohms
Rated load impedance.......................................................................................1 kohms
Signal-to-noise ratio, CCIR
1)
(rel. 94dB SPL)...........................65/70/64dB
Signal-to-noise ratio, A-weighted
1)
(rel. 94dB SPL).............78/83/77dB
Equivalent noise level, CCIR
1)
..............................................................29/24/30dB
Equivalent noise level, A-weighted
1)
..........................................16/11/17dB-A
Maximum SPL (tube characteristic)
2)
:
for THD < 0.5 % ........................................................................... 110/105/111dB
for THD < 5%..................................................................................130/125/131dB
Maximum output voltage...................................................................................–1 dBu
Dynamic range of the microphone amplifier:
(A-weighted) for < 0.5% THD (for < 5% THD).....................94(104)dB
Power supply.......................................................................................................................P48
Matching connector microphone.................................................................... XLR3F
Weight................................................................................................................................490g
Diameter/Length..........................................................................................56/200mm
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
measured in free-field conditions (IEC 60268-4), tolerance ±2dB
Selection of Accessories
Elastic suspension, EA87......................................ni ................................. 007297
Auditorium hanger, MNV87................................ni ................................. 006804
Stand mount, SG87...................................................blk .............................. 008619
Windscreen, WS87....................................................blk .............................. 006753
Popscreen, PS15..........................................................blk .............................. 008472
Popscreen, PS20a.....................................................blk .............................. 008488
Battery supply, BS48i.............................................blk .............................. 006494
Battery supply, BS48i-2.......................................blk .............................. 006496
Power supply, N248EU.......................................blk .............................. 008537
Power supply, N248US........................................blk .............................. 008538
Power supply, N248UK.......................................blk .............................. 008539
Microphone cable, IC3mt.....................................blk .............................. 006543
Microphone cable, IC4.............................................ni ................................. 006547
Microphone cable, IC4mt.....................................blk .............................. 006557
A complete survey and detailed descriptions of all accessories are
contained in the accessories catalog
Meaning of color codes:
pgr = pearl gray, blk = black, ni = nickel, gry = gray