Roland VS-1680 - Manual (Page 123)

Level (Output level)
Adjust the volume level of the sound which as passed
through the equalizer.
HC (Hum canceller)
This removes unwanted hum (electrical “buzz” or
“drone”).
Sw (Switch)
Turn the hum canceller on/off.
Freq (Frequency)
Hum will be removed at the specified frequency and
at multiples of that frequency. Set it to match the fre-
quency 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 maximum setting, hum will always be
removed regardless of the level of the signal.
RangeLo (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
VS-1680 is capable of playing back.
RangeHi (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 VS-1680 is capable of Playing back.
VC (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.
Sw (Switch)
Turn the vocal canceller on/off.
Balance
If the sound that you wish to cancel is not located in
the center, find the point at which it is most effectively
canceled.
RangeLo (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 VS-1680 is capable of
Playing back will be the lower limit.
RangeHi (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 high-frequency instrument located
in the center. With a setting of Unlimit, the highest fre-
quency which the VS-1680 is capable of Playing back
will be the upper limit.
VT (Voice Transformer)
This independently controls the basic pitch and the
formants, allowing a variety of voice characters to be
created.
Sw (Switch)
Turn the voice transformer on/off.
Robot
Turn the robot function on/off. When this is on, the
audio will be output at a fixed pitch regardless of the
pitch that is input, producing a voice character with-
out inflection.
Cromatic Pitch
Adjust the pitch of the voice character in semitone
steps. This can be adjusted over a range of 1 octave
down to three octaves up.
Fine Pitch
Make fine adjustments to the pitch of the voice charac-
ter.
Function of Each Effect Parameter
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