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ass Filters: warning in help-docs about filter frequencies close to zero #1721

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Nov 19, 2015
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1 change: 1 addition & 0 deletions HelpSource/Classes/BAllPass.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ argument:: in
input signal to be processed.
argument:: freq
center frequency.
WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!
argument:: rq
the reciprocal of Q. bandwidth / cutoffFreq.
argument:: mul
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1 change: 1 addition & 0 deletions HelpSource/Classes/BBandPass.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ argument:: in
input signal to be processed.
argument:: freq
center frequency.
WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!
argument:: bw
the bandwidth in octaves between -3 dB frequencies.
argument:: mul
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1 change: 1 addition & 0 deletions HelpSource/Classes/BBandStop.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ argument:: in
input signal to be processed.
argument:: freq
center frequency.
WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!
argument:: bw
the bandwidth in octaves between -3 dB frequencies.
argument:: mul
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1 change: 1 addition & 0 deletions HelpSource/Classes/BHiPass.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ argument:: in
input signal to be processed.
argument:: freq
cutoff frequency.
WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!
argument:: rq
the reciprocal of Q. bandwidth / cutoffFreq.
argument:: mul
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1 change: 1 addition & 0 deletions HelpSource/Classes/BHiPass4.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@ argument:: in
input signal to be processed.
argument:: freq
cutoff frequency.
WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!
argument:: rq
the reciprocal of Q. bandwidth / cutoffFreq.
argument:: mul
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1 change: 1 addition & 0 deletions HelpSource/Classes/BHiShelf.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ method:: ar
argument:: in
input signal to be processed.
argument:: freq
WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!
center frequency.
argument:: rs
the reciprocal of S. Shell boost/cut slope. When S = 1, the shelf slope is as steep as it can be and remain monotonically increasing or decreasing gain with frequency. The shelf slope, in dB/octave, remains proportional to S for all other values for a fixed code::freq/SampleRate.ir:: and code::db::.
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1 change: 1 addition & 0 deletions HelpSource/Classes/BLowPass.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ argument:: in
input signal to be processed.
argument:: freq
cutoff frequency.
WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!
argument:: rq
the reciprocal of Q. bandwidth / cutoffFreq.
argument:: mul
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1 change: 1 addition & 0 deletions HelpSource/Classes/BLowPass4.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@ argument:: in
input signal to be processed.
argument:: freq
cutoff frequency.
WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!
argument:: rq
the reciprocal of Q. bandwidth / cutoffFreq.
argument:: mul
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1 change: 1 addition & 0 deletions HelpSource/Classes/BLowShelf.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ argument:: in
input signal to be processed.
argument:: freq
center frequency.
WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!
argument:: rs
the reciprocal of S. Shell boost/cut slope. When S = 1, the shelf slope is as steep as it can be and remain monotonically increasing or decreasing gain with frequency. The shelf slope, in dB/octave, remains proportional to S for all other values for a fixed code::freq/SampleRate.ir:: and code::db::.
argument:: db
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2 changes: 1 addition & 1 deletion HelpSource/Classes/BPF.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ The input signal.
argument::freq

Centre frequency in Hertz.

WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!

argument::rq

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1 change: 1 addition & 0 deletions HelpSource/Classes/BPeakEQ.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ argument:: in
input signal to be processed.
argument:: freq
center frequency.
WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!
argument:: rq
the reciprocal of Q. bandwidth / cutoffFreq.
argument:: db
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2 changes: 1 addition & 1 deletion HelpSource/Classes/BRF.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ The input signal.
argument::freq

Cutoff frequency in Hertz.

WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!

argument::rq

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2 changes: 1 addition & 1 deletion HelpSource/Classes/LPF.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ The input signal.
argument::freq

Cutoff frequency in Hertz.

WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!

argument::mul

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2 changes: 1 addition & 1 deletion HelpSource/Classes/RHPF.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ The input signal.
argument::freq

Cuttoff frequency in Hertz.

WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!

argument::rq

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2 changes: 1 addition & 1 deletion HelpSource/Classes/RLPF.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ The input signal.
argument::freq

Cuttoff frequency in Hertz.

WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!

argument::rq

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2 changes: 1 addition & 1 deletion HelpSource/Classes/Resonz.schelp
Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@ The input signal.
argument::freq

Resonant frequency in Hertz.

WARNING: due to the nature of its implementation frequency values close to 0 may cause glitches and/or extremely loud audio artifacts!

argument::bwr

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