DigiTech RP255 - Manual (Page 32)

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EQ
The RP255’s EQ helps further shape your tone with Bass, Midrange, and Treble controls. To help
get you started, there are four preset EQ curves: Mid Boost (midbst), Scoop (ScooP), Bright
(Bright), and Warm (WarM) that can be selected using Knob 1. Bass, Midrange, and Treble
parameters range from -12dB to +12dB.
EQ Model - Knob 1 selects between 4 different EQ modes (Mid Boost, Scoop, Bright, and
Warm), each with different frequency centers for Mid and Treble. Pressing this knob turns
the EQ on and off.
Bass - Knob 2 adjusts the amount of low end level (Bass).
Mid - Knob 3 adjusts the midrange level.
Mid Freq (X-Edit
TM only) - This parameter selects the frequency that the Mid parameter
adjusts. Ranges from 300 Hz to 5000 Hz.
Treb - Knob 4 adjusts the high end level (Treble).
Treb Freq (X-Edit only) - This parameter selects the frequency that the Treb parameter
adjusts. Ranges from 500 Hz to 8000 Hz.
Noise Gate
A Noise Gate is designed to eliminate noise while you are not playing, or provide an auto volume
swell effect.
Gate Model - Knob 1 selects between the DigiTech ® noise gate or the volume swell effect.
Values include: gate (Selects the noise gate) and swell (Selects the volume swell effect.)
Press this knob to turn the noise gate on and off.
Threshold/Swell Sensitivity - Knob 2 sets the signal strength (Threshold) required to
open or close the Noise Gate, or the Swell Sensitivity for the Auto Swell. Both parameters