By
means of the NC-111 Ambient Noise Controller, the ratio of the desired
signal (speech or background music) to unwanted extraneous signal
(unwanted noise) can be considerably improved, e.g. in airports,
railway stations, hotels, etc.
Features
- The
device is supplied with the ND-011 Ambient Noise Detector, which is
equipped with an XLR or jack socket for connection of an electret or
dynamic sense microphone.
- An adjustable reference level is used
to set a lower limiter to the output level. A level that is below the
reference level is not accepted.
- Filter performance (-width) is adjustable.
- The LED chain (-9 dB to +18 dB) on the front panel indicates the output level. There is also a clipping LED.
- The
device includes an adjustable measuring band-pass filter with a range
of 30 Hz to 15 kHz and a bypass switch for disabling the NC-111.
- The
noise detector has a phantom power switching option and can be
connected by means of an AF cable with a maximum length of 500 m.
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