
Chapter 1 Trying out the expanded functions
●Hum Canceler
This removes unwanted hum (electrical ÒbuzzÓ or ÒdroneÓ).
Input A |
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| Noise | Output A | ||
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| Hum Canceler |
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| Suppressor |
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| Hum Canceler |
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| Noise |
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Input B |
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| Suppressor | Output B | |||
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HC (Hum canceller)
HumCancel | Off, On |
Freq | 20.0Ð800.0 Hz |
Width | 10Ð40 % |
Depth | 0Ð100 |
Thresh | 0Ð100 |
RngL | Unlimit, 20Ð2000 Hz |
RngH | 1.0Ð20.0 kHz, Unlimit |
HumCancel (Hum canceller)
Turn the hum canceller on/off. If this is turned off, the fol- lowing items will not be displayed.
Freq (Frequency)
Hum will be removed at the specified frequency and at multiples of that frequency. Set it to match the frequency of your power supply.
Width
Specify the width of the filter which will remove the hum.
Depth
Specify the depth of the filter which will remove the hum.
Thresh (Threshold)
Adjust the level at which the hum canceller will begin to take effect. If the signal falls below the specified level, only the hum will be removed from the signal. With the maxi- mum setting, hum will always be removed regardless of the level of the signal.
RngL (Range low)
Specify the lower limit of the frequency range in which the hum canceler will operate. With a setting of Unlimit, the limit will be the lowest frequency that the
RngH (Range high)
Specify the upper limit of the frequency range in which the hum canceller will operate. With a setting of Unlimit, the limit will be the highest frequency that the
NS (Noise suppressor)
NoiseSup | Off, On |
Thresh | 0Ð100 |
Release | 0Ð100 |
Thresh (Threshold)
Adjust the level at which the noise suppressor will begin to operate.
Release
Adjust the time from when the noise suppressor begins to operate to when the volume reaches 0.
●Vocal Canceller
When a stereo source is being input from CD or DAT etc., this cancels the sound which is located in the stereo center, such as the vocal or bass.
Output L
Input L |
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| Equalizer |
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| Vocal Canceler |
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Input R |
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| Equalizer |
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Output R
*Depending on the musical source, sounds that you do not wish to be canceled may be canceled as well. In particular if the musical source has heavy reverb or if the sound that you wish to delete is not located in the center, the vocal canceller may not produce the desired result.
VC (Vocal canceller)
VclCancel | Off, On |
Balance | 0Ð100 |
RngL | Unlimit, 20Ð2000 Hz |
RngH | 1.0Ð20.0 kHz, Unlimit |
VclCancel (Vocal canceller)
Turn the vocal canceller on/off. If this is turned off, the fol- lowing items will not be displayed.
Balance
If the sound that you wish to cancel is not located in the center, find the point at which it is most effectively can- celed.
RngL (Range low)
Specify the lower limit of the frequency range from which you wish to cancel a sound. Use this setting when you wish to decrease the volume of the vocal without affecting a low- frequency instrument (such as bass) located in the center. With a setting of Unlimit, the lowest frequency which the
RngH (Range high)
Specify the upper limit of the frequency range from which you wish to cancel a sound. Use this setting when you wish to decrease the volume of the vocal without affecting a
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