11
LCT 840
Tech data
Acoustical operating principle:
Transducer Ø:
Directional pattern:
Frequency range:
Sensitivity:
Signal / noise ratio :
■
■
■
■
■
■
pressure gradient transducer,
externally polarized
25,4 mm
1 inch
omni
broad-cardioid
cardioid
super-cardioid
figure-8
selectable on remote control
20 ... 20.000 Hz
23 mV / Pa (-33 dBV), cardioid
20 mV / Pa (-34 dBV), omni
23 mV / Pa (-33 dBV), figure-8
85 dB-A
Equivalent noise level
(IEC 61672-1) :
Dynamic range of mic. amp.:
Max. SPL for 0,5 % THD:
Pre-attenuation
pad:
Bass cut filter slope:
Rated impedance:
Rated load impedance:
■
■
■
■
■
■
■
9 dB-A, cardioid
10 dB-A, omni (IEC 61672-1)
9 dB-A, figure-8 (IEC 61672-1)
130 dB-A
139 dB, 0 dB pre-attenuation
149 dB, 10 dB pre-attenuation
159 dB, 20 dB pre-attenuation
10 dB
20 dB
selectable on remote control
12 dB / octave at 40 Hz
6 dB / octave at 300 Hz
< 200 ohms
> 1.000 ohms
Tech data
