Technical data – Neumann.Berlin TLM 67 User Manual
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Technical Data
Acoustical operating principle ............................................... Pressure transducer
Directional pattern .................................................................................. omnidirectional
Frequency range .................................................................................... 20 Hz...20 kHz
Sensitivity at 1 kHz into 1 kohm ............................................................. 20 mV/Pa
Rated impedance ................................................................................................... 50 ohms
Rated load impedance ....................................................................................... 1 kohms
Signal-to-noise ratio, CCIR
1)
(rel. 94 dB SPL) ............................................ 66 dB
Signal-to-noise ratio, A-weighted
1)
(rel. 94 dB SPL) ............................. 79 dB
Equivalent noise level, CCIR
1)
............................................................................... 28 dB
Equivalent noise level, A-weighted
1)
........................................................... 15 dB-A
Typical SPL (tube characteristic)
2)
:
for < 0.5% THD (for < 5% THD) .................................................. 114 (134) dB
Maximum output voltage ........................................................................................ 8 dBu
Dynamic range of the microphone amplifier:
(A-weighted) for < 0.5% THD (for < 5% THD) ..................... 99 (119) dB
Powering ...................................................................................... Power supply N 149 A
Matching connector microphone ..................................................................... DIN 8F
Matching connector power supply .................................................................. XLR3F
Weight ................................................................................................................................. 800 g
Diameter/Length ............................................................................................ 78/165 mm
measured in free-field conditions (IEC 60268-4)
®
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