Technical data – Neumann.Berlin TLM 67 User Manual
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Technical Data
Acoustical operating principle .......................... Pressure gradient transducer
Directional pattern .................................................................................................. Cardioid
Frequency range .................................................................................... 20 Hz...20 kHz
Sensitivity at 1 kHz into 1 kohm ............................................................. 22 mV/Pa
Sensitivity at –14 dB attenuation ........................................................... 4.4 mV/Pa
Rated impedance ................................................................................................... 50 ohms
Rated load impedance ....................................................................................... 1 kohms
Signal-to-noise ratio, CCIR
1)
(rel. 94 dB SPL) ............................................ 76 dB
Signal-to-noise ratio, A-weighted
1)
(rel. 94 dB SPL) ............................. 87 dB
Equivalent noise level, CCIR
1)
............................................................................... 18 dB
Equivalent noise level, A-weighted
1)
.............................................................. 7 dB-A
Maximum SPL for THD 0.5%
2)
...................................................................... 138 dB
Maximum SPL for THD 0.5% with preattenuation
2)
....................... 152 dB
Maximum output voltage ..................................................................................... 10 dBu
Dynamic range of the microphone amplifier (A-weighted) .......... 131 dB
Supply voltage (P48, IEC 61938) ........................................................ 48 V ± 4 V
Current consumption (P48, IEC 61938) ................................................... 3.2 mA
Matching connector ................................................................................................... XLR3F
Weight ................................................................................................................................. 500 g
Diameter .......................................................................................................................... 64 mm
Length ................................................................................................................................ 85 mm
Height (without suspension) .......................................................................... 110 mm
measured in free-field conditions (IEC 60268-4), tolerance ± 2 dB
®
Neumann is a registered trademark of the Georg Neumann GmbH in certain countries.
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