Neumann.Berlin TLM 67 - Manual (Page 38)

3 8
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