LEWITT LCT 940 - Manual (Page 7)

LCT 940
Using the mic
Setting a high-pass filter ⑦
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High-pass filters can be set by briefly pressing the noiseless high-pass filter push button ⑦. Settings are: linear, 12 dB / octave at
40 Hz, 6 dB / octave at 150 Hz and 6 dB / octave at 300 Hz.
Automatic attenuation function
The microphone will automatically adjust to the next higher attenuation level if it experiences clipping due to a high SPL. The microphone
enters and leaves the automatic attenuation mode by constantly pressing the pre-attenaution push button ⑨ for more than 2 seconds. The
microphone is set to automatic attenuation mode if the status indicator ③ is illuminated in red. Please note that the microphone will need
one second to adjust to the new attenuation level in the event of too high sound pressure levels.
Pre-attenuation indications
The currently active pre-attenuation setting is illuminated in white.
⑧
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Setting a pre-attenuation level ⑨
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⑨ Pre-attenuation levels can be set by briefly pressing the noiseless pre-attenuation push button . Settings are: 0 dB, -6 dB, -12 dB
and -18 dB. Pre-attenuation is used in extremely high SPL environments in order to prevent clipping of the microphone, mixer and other
audio equipment.
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