Filter, Pre-delay time – Audio Damage Ricochet User Manual
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1. Filter
The FILTER knob controls a filter that the input signal passes through before entering the pre-delay. The filter
is not a simple fixed-response tone control, but instead is an equalizer-like pair of shelving filters, one low-cut
filter and one high-cut filter. The FILTER knob is bidirectional. At its center “12 o’clock” position, the filters
have a flat response and do not affect the sound of the signal. As you rotate the knob anti-clockwise, the
high-cut filter removes an increasing amount of the signal’s higher frequencies. Conversely, as you rotate the
knob clockwise from the center position, the low-cut filter removes an increasing amount of the signal’s lower
frequencies. In simpler terms, the FILTER knob makes the sound darker or duller as you rotate it
counterclockwise, and brighter or thinner as you rotate it clockwise.
Note that the FILTER knob controls the amount that the low- or high-cut filter reduces the signal’s frequency
content. This differs from the behavior of most filter knobs, which usually control the range over which the
filter reduces the signal’s frequency by changing the corner frequency of the filter. You can change the corner
frequencies of Ricochet’s filters with the FILTER FREQUENCY sliders found on the modulation display, which
you invoke by clicking the MOD button in the lower-left corner of Ricochet’s window. You may find that you
need to adjust one of the FILTER FREQUENCY sliders at the same time you’re using the FILTER knob to dial in
the sonic character you’re seeking.
2. Pre-Delay Time
Ricochet contains two delays in series: a simple pre-delay followed by the main delay with its five output taps.
The PRE-DELAY TIME knob sets the length of the first delay. If the SYNC switch at the bottom of Ricochet’s
window is off, the pre-delay time is set in units of milliseconds. If the SYNC switch is on, the pre-delay time is
calculated from the current tempo of your host sequencer and the PRE-DELAY TIME knob operates in metrical
units. For example, setting the PRE-DELAY TIME knob to “1/8” will produce a delay time equal to an eighth-
note’s duration, regardless of the current tempo of your song. In either case the delay time is displayed as
you move the knob. The pre-delay has a maximum length of 4 seconds.
Since the pre-delay comes before Ricochet’s main, multi-tapped delay line, the effective delay time of any of
Ricochet’s output taps depends upon the settings of the PRE-DELAY TIME knob, the GRID SIZE knob, and the
position of the tap’s control dot.